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Questions tagged [shiurim-measurements]

measurements relating to the performance of different Mitzvot

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3answers
89 views

Examples of “too much of a good thing”? [closed]

I can think of several examples of minimal requirements (k'zayit, rov cos, arba tefachim, etc.) and examples of unlimited measures (ein lahem shiur) but are there examples of maximum requirements, i.e....
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0answers
18 views

why were the measurements of the kiyor not given?

the measurements of all the other utensils in the mishkan are provided except for those of the kiyor. why were the measurements of the kiyor not given?
2
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0answers
59 views

Do any sources discuss reading Megillas Ester too fast?

I remember seeing a source explaining that ideally Megilla should be read somewhat fast because it is called "iggeret" (a letter), and letters are read at fast speed out loud. I've also heard the ...
1
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1answer
31 views

Of all Aron measures, why the thickness of the Kapores was not mentioned?

While working on "the-holy-ark-weigh-4-tons" I noticed, the thickness of the Kapores (1 Tefach) is concluded only in the Gemmorah by גזירה שווה to other measures (Succa 5a): "... אלא כפורת טפח מנלן?...
11
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1answer
911 views

Does the Holy Ark weigh 4 tons?

I did some calculations, based on the following measures: The Aron was 2.5 x 1.5 x 1.5 Amahs The gold was 2.5cm thick (a finger) for the ark and 10cm thick (a Tefah) for the Kapores, at 19.3 g/cm3 ...
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1answer
27 views

Who was responsible for keeping the original measures - weights and rulers?

The Torah obligates us to keep the proper measures in weights and rulers, like Amah and Tefach and Log and Shekel and Selah. Let's imagine there's an argument in court about house footage - one says ...
4
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1answer
85 views

Why did the nesiim give such tiny wagons?

The Torah describes how the nesiim gave wagons for the purpose of transporting the Mishkan. The Gemara gives the dimensions of those wagons: 5 amos long, 2.5 amos wide, with the 10-amah kerashim ...
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0answers
96 views

Halachic restrictions on Sefarim shelves

If memory serves me correctly, I believe Jonathan Rosenblum cites in his biography of Rav Yaakov Kamenetsky a story where Rav Yaakov complained that someone had placed a sefer on an arm of a bench ...
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0answers
40 views

Distance between foundation stone and western wall

What is the distance between the foundation stone and the western wall? Does the Talmud or anything say anything about the distance?
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1answer
85 views

Fitting the Sanhedrin (150) into Lishkat Hagazit (10x15 feet chamber)?

Here's the Tifferes Isroel's plan of the Temple drown to scale (on the bottom), which aligns with the plan of the Second Temple on the WIKI, According to those plans, the size of the whole Lishkat ...
2
votes
1answer
50 views

Is air volume counted as part of the kezayit for Birkat Hamazon?

Poori is an Indian bread that puffs when it is hot. When measuring the kezayit olive size of bread that is the minimum to require Birkat Hamazon, does one include the volume of air in the food, or ...
3
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1answer
387 views

How much water could the tub Shlomo made hold?

In 1 Kings 7:26 it says the tub King Shlomo made for the Beit HaMikdash could hold 2,000 "בַּ֖ת" which various commentaries explain differently. However, whatever the proper translation in 2 Divrei ...
2
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0answers
39 views

Does other food combine to a c'beitza for the bracha of netilas yadayim?

It's a well known halacha that if one intends to eat less than a k'zais of bread then one doesn't make a bracha on al netilas yadayim. This comes up sometimes on Pesach when there's not enough Matzah ...
3
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1answer
107 views

How large was the menorah?

This question asking why the menorah didn't have rings and staves for carrying reminded me that, unlike with the other mishkan objects, we're not given any dimensions for the menorah. I've always ...
4
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4answers
113 views

Halachic measures

Why did the rabbis of the Talmud use approximate weights and measures, such as k'zayit, k'betzah, revi'it, k'dei achilat pras, amah, etc. [1], which caused disagreements among later Sages as to what ...
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0answers
36 views

Measuring the time of eating (c'dei achilas pras)

I once saw written in a "alon" (given out in shuls before Shabbos) that in regards to eating matzah that it has to be done in the amount of time that is "c'dei achilas pras" -- that this time begins ...
2
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0answers
81 views

Suit Jackets and Tzitzis

I recently purchased a suit, and with Hashem's help it will be ready sometime this week. When I was at the suiting shop, I began thinking about whether or not my new suit would be obligated in tzitzis ...
3
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1answer
96 views

After-bracha on <kezayis of motzi, plus other food

If someone ate some motzi with other food as a snack (let's say half a filled pita pocket), what, if any, after-bracha should he make? Assume he ate a kezayis of the other food in 4 minutes, but not ...
4
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2answers
170 views

Is the shiur called a “k'beiah” or a “k'beitzah”?

Is the shiur the size of an egg properly called a k'beitzah ("כביצה") or a "kebeyah" ("כביעה" maybe)? If "כביצה" is correct, as I think it is, then why do people sometimes say "כביעה"?
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0answers
45 views

Arokh HaShulchan and shiur tzitzith

A braita cited authoritatively in the Talmud (Menachoth 40b-41a) seems to be pretty explicit that only a garment sufficient to cover a majority of a child is obligated in tzitzith: טלית שהקטן מתכסה ...
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0answers
60 views

Arokh HaShulchan and pocket square tzitzith

According to the Arokh HaShulchan (OC 16:5) that there is no size limit on garments to require tzitzith, does that mean a pocket square is obligated in tzitzith?
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1answer
46 views

how much is required to make something tamei?

Do all things that are tamei have to be more than an adasha or just a sheretz? for example is less than an adasha of zera tamei?
2
votes
1answer
75 views

Using archaeological findings for determining weights and measurements

Halacha uses many units of length (amot/cubits), volume (k'zayit/olive), etc. There are multiple opinions regarding how to translate these into modern equivalent units. For instance, the Chazon Ish ...
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0answers
62 views

Shamash needs to be a little longer than the rest of the strings?

In this answer, @Ezra linked to video tutorials of different methods of tying tzitzit. In the Arizal/Chabad method, the tutor says that according to Halacha, once the tying of the tzitzit is ...
2
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1answer
47 views

Where does Rashi say that less than a kezayis of oil does not become impure?

Wikiyeshiva has an article in Hebrew on the question of the Beis Yosef as to why Chanukah is 8 rather than 7 days (after all they had oil for one day). The article quotes an answer on the approach ...
5
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1answer
131 views

Place the Menorah above 10 tefachim?

The Shulchan Aruch 671:6 writes that one should initially place the menorah under 10 tefachim and above 3, but writes that if he lit above 10 tefachim he fulfills his obligation. The source comes from ...
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2answers
311 views

How long must tzitzis be?

Is there a requirement on how long tzitzis must be? I was wondering because there seems to be lots of people who wear rather long tzitziyos.
2
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0answers
63 views

How much snow for tevilah?

In respect to tovelling dishes in the snow, this discussion concludes that who knows what the Shulchan Aruch holds, but the Rema allows such a practice in times of need. But just how much snow? After ...
3
votes
0answers
208 views

Strictly speaking hilchos tznius for a man

Strictly speaking when going to play basketball, what must a man wear in regards to covering his body, I am asking because as I had learned a man has to cover from his breastbone to and including his ...
2
votes
1answer
74 views

Shalom Alecha: Rebbi vs. Rebbi u'Mori

A Toch K'dei Dibbur is the amount of time (~3s) that one has to fix a bracha, renege on a deal, etc. The phrase used for this time frame is a machlokes between the Mishnah Berurah (206:12) and the Taz ...
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0answers
50 views

May one eat dairy immediately after tasting a meat item? [duplicate]

I know that there are different customs regarding how long one must wait to eat dairy after eating meat. Let's say one tastes a meat stew or soup to see if it needs more spicing, and this amount is ...
2
votes
0answers
248 views

Length of skirt

If I understand correctly there are two reasons that women wear skirts: To cover the shok To solve the issue of pisuk raglayim To solve the "shok" concern, I understand that the skirt should reach ...
5
votes
1answer
103 views

Is there a minimum amount of urine that is considered “Going to the bathroom” for the purpose of making a blessing?

After eating food or drinking beverage, we say a blessing; however, this is only the case if some minimum amount of food or beverage has been consumed. Likewise, after going to the bathroom, we say a ...
0
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1answer
74 views

the regulatory size of a garment in way to be subject to tsitsit [duplicate]

Is there a minimal size of a garment with four corners that makes it duty to tsitsit? Is there a one size fits all?
1
vote
1answer
256 views

How does one measure the size of a tallit kattan?

A Judaica store emailed me, yesterday, that they are having a 2 for 1 sale on online purchases. I don't recall my tallit kattan size, and I don't understand the sizing numbers on the online site. I ...
3
votes
1answer
48 views

Taking three steps with limited space

The Shulchan Arukh describes the measurement of the three steps back taken after amidah in OC 122:3 (translation my own): וְשִׁעוּר פְּסִיעוֹת אֵלּוּ, לְכָל הַפָּחוֹת, הוּא כְּדֵי שֶׁיִּתֵּן ...
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0answers
44 views

Halachic definition of “full” (sated)

I was reading this: After the fact (if one ate between 8 Kezayitim and a definite meal), if one is not full make Al HaMichya and if one is full make Birkat HaMazon, yet, in such a case it’s ...
2
votes
2answers
160 views

What to do with kiddush cups that are too small?

If one comes to own a kiddush cup that is well under a reviis, is there a way the cup can be used for a mitzvah and not be left in a closet forever? What can be done with a kiddush cup that is too ...
0
votes
1answer
89 views

Matza eating time limit

Why is there approximately a 4 minute time constrain in which we have to eat the Matzo on the night of the Seder? In other words what is the Halachic and spiritual reasoning behind why we must eat it ...
3
votes
1answer
2k views

Difference Between Brit and Medical Circumcision

I have recently encountered a number of non-Jews who were protesting circumcision in front of the U.S. White House. While I found most of their notions somewhat absurd, I was given pause to question ...
3
votes
0answers
66 views

What is the minimum shiur for Shulchan Orekh?

It has been mentioned that abbreviating shulchan orekh at the seder can be a practical way of keeping the seder from going too late. I have also heard rabbis--when asked for leniencies in the amount ...
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1answer
205 views

What is Gerah and how much is it?

I would like to know what Gerah(גרה) is. Omer and Cubit are related to human body. What about Gerah? How much is Gerah in modern measurements?
4
votes
1answer
80 views

How much chessed should one be doing?

Chesed, kindness, is a mitzvah in Judaism. Say people are coming to you all day asking for favors, should one make an effort to do every favor that is asked or is there a sane limit to how much ...
4
votes
0answers
100 views

Meaning of “emunah shlaima”?

The Rambam's 13 Articles of Faith begin with the statement: "אני מאמין באמונה שלמה" - "I believe with complete faith...", words that then go on to express our faith that God "creates and guides" all ...
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1answer
164 views

What is considered the “correct speed” for a Shabbat morning service?

I've had a few discussions with various co-congregants about "fast" and "slow" minyanim. Our shul building has 2 minyanim. The main one has a professional chazzan. We begin Shabbat services at 9 am ...
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2answers
154 views

How traditional measurements of Omer fit with Shemot 16:16?

According to this Omer is 2.5 liters or more. This is too much bread per person as specified in Shemot 16:16? How do traditional sources justify the value of Omer? Shemot 16:4,8,12,15 e.t.c calls it ...
1
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2answers
3k views

What is Omer and how much is it?

My understanding is that Omer is a handfuls, which is about 1 US Cup or 236g. This is exact amount needed to produce bread for one day for one healthy adult. What do traditional sources say an Omer ...
9
votes
2answers
121 views

Is there a halachic time limit for sending an organization its charity box money?

Many Jewish organizations distribute tzedaka (charity) boxes. A few that I know tell people, "collect the money and at some point, empty the money and mail us a check." Let's say someone leaves this ...
1
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0answers
195 views

How much skin is a woman halachically allowed to show from the neck downward?

Is there a requirement to how much skin a woman can show - when going out in public - from where the neck ends to where the torso begins going downward at the top of her shirt? The question is ...
0
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0answers
15 views

Why are Shabbat candles lit 18 minutes before sunset? [duplicate]

My understanding is that the number 18 is the amount of time it takes for an average person to walk 1 mil (side Q, how does this measurement translate to current English or metric units?) Why was ...