measurements relating to the performance of different Mitzvot

learn more… | top users | synonyms

1
vote
0answers
41 views

Minimum amount required to drink when making Kiddush on Liquor [duplicate]

Possible Duplicate: Minimum Shi'ur for Kiddush on liquor What is the minimum Shi'ur that one is required to consume when making Kiddush on liquor?
7
votes
2answers
433 views

Minimum Shi'ur for Kiddush on liquor

What is the minimum Shi'ur (volume) of a cup required for making Kiddush on liquor? Is there a smaller amount required than there is for wine? What is the minimum Shi'ur of the liquor that one is ...
4
votes
1answer
356 views

How much of a minimal sized kiddush cup must be consumed?

If someone uses a kiddush cup that is exactly (or close to) the bare minimum (see this question) needed to fulfill the obligation, how much of that cup must he drink? Do the different times one must ...
3
votes
2answers
185 views

Minimally sized kiddush cup for sale

I read that a reviit (the minimal size for a cup used for kiddush, havdala etc) is 86.4 mL according to the generally accepted view (see here for options). Does anyone know where I can get a cup that ...
5
votes
2answers
142 views

What is a source that allows one to treat one's house as all within four amos?

I am after a source that allows one to treat one's house as all within four amos l'chatchila, with respect to nagel vasser (hand washing in the morning).
6
votes
2answers
133 views

Source for the concept of learning 1 hour on Shabbat is like 1000 during the week?

There is a Benayahu on Taanit 11a I think that may hint to this, but not clear enough. Is there an actual source for "1 hour learning on shabbat is like 1000 hours during the week"?
4
votes
1answer
1k views

How long does one say Kaddish for a parent?

For example, if one's parent died on 1 Nissan, and was buried on 2 Nissan, what is the last day on which kaddish would be said for them?
10
votes
1answer
181 views

What are these three types of Amos?

I'm not one to usually go to Google itself to learn about Judaism, but I feel that the circumstances around how I discovered this is really intriguing... Google Maps has a nice little feature that ...
7
votes
1answer
146 views

How many rafters invalidate the sukkah?

From my understanding, the roof of a sukkah might consist of two components: rafters and schach. (Although it seems to me that often the rafters themselves are valid schach, I am under the ...
5
votes
0answers
65 views

Sukkah decoration parameters [duplicate]

Possible Duplicate: Can too many decorations render a sukkah invalid? What are all the rules concerning decorations that are hung overhead in a sukkah? In other words, within what ...
6
votes
1answer
103 views

How high before a tree branch does not cause a problem for a Succah?

I have a lovely tree in the back yard, it must be 70-100 years old, maybe 15-20 feet around at the base. First branch is 32 feet up. I know since I used a 35 foot ladder to hang a swing from it, and ...
7
votes
2answers
248 views

Saying 100 Berachoth in a day

What is the source for the idea that one should say 100 Berachoth in a day, and how serious of an obligation is this? Is it mandatory, is it laudatory, or is it merely a nice idea?
6
votes
3answers
168 views

When does counting 100 Brochos per day start and end?

There's a Halacha/Mitzvah to say at-least 100 Brochos a day. My question is: what does the term "day" mean in this regard. Does a day start at night, and end the following night (as is the case in ...
11
votes
2answers
358 views

Why does writing on Shabbos need two letters?

In order to transgress "writing" (כותב) on Shabbos, (m'd'oraysah) one must write two letters. (See for example here.) Why is this so? Shouldn't writing anything still be considered writing? For ...
8
votes
2answers
168 views

What is the source for washing Mayim Acharonim with only a few drops of water?

OC 181 (4) MB [10] says that when washing mayim acharonim one must wash up to the second knuckle and using a few drops does not fulfill the mitzvah at all. Shulchan Oruch HaRav 181 (4) says there is ...
3
votes
2answers
426 views

How long is the required suspension of marital intimacy after childbirth?

How many days a must married couple refrain from intimacy after their baby is born?
12
votes
1answer
123 views

Bracha after an earthquake

Per the Artscroll Siddur after an earthquake we make a Bracha "Oseh Maaseh Breishis". Up to how long after the earthquake can you make this Bracha? (sources please)
8
votes
1answer
63 views

Are bushes acceptable for elevations that require a maakeh, a fence?

If evergreen bushes span the entire length of a side of a porch, at about waist-height for someone on the porch, do the bushes remove the need for a railing? The difference being that a railing can be ...
7
votes
1answer
160 views

What height porch requires a railing?

What are the different opinions of heights (in American or metric units) that requires a railing for the side of a porch?
6
votes
2answers
227 views

How many T'fachim make up an Ama?

Is it possible to convert between Torah measurements? Specifically, T'fachim & Amot, (cubits) so I can figure out the size of the luchot (tablets) within the Aron Hakodesh (ark). (The Luchot are ...
8
votes
3answers
147 views

What is the Minimum Width of Tefillin Straps?

What is the minimum width of tefillin straps? For example: if one's tefillin straps partially tore, how much is required to remain for the tefillin to remain Kosher?
5
votes
2answers
131 views

Why is the right strap longer than the left strap by the Tefilin Shel Rosh?

What is the reason that the right strap is longer than the left strap by the Tefilin Shel Rosh?
5
votes
2answers
134 views

What is the proper length of the Tefilin Shel Rosh straps?

How long are the Tefilin Shel Rosh straps supposed to be? What is the minimum Shiur and what is the maximum?
5
votes
5answers
140 views

How was flour measured in the bes hamikdash?

Modern cooks will tell you that the way to measure flour is to scoop flour with a scoop whose volume is known, and then to shave any excess off the top. (However, liquids are measured by pouring into ...
12
votes
4answers
1k views

Is a rare steak kosher?

If you have a steak medium to rare, such that it's still pink in the middle, is it kosher? At what point is meat cooked enough?
6
votes
5answers
294 views

K'zayis as a weight measurement

The label of the one-pound box of Cohen Halperin Shmura Matza reads: משקל כל מצה כשיעור כזית In English (with some Hebrew thrown in, in transliteration, of necessity), that's: The weight of ...
16
votes
2answers
154 views

Hagalah in Denver?

In high-altitude cities, water boils at a lower temperature than the standard 212 degrees Farenheit. For example, in Denver the boiling point is about 203 degrees. Can one kasher utensils with hagalah ...
8
votes
2answers
77 views

Why 30 days of preparation for a חג

Why exactly 30 days to review the laws of the upcoming holidays? Is there anything about the number 30 that makes it significant?
2
votes
1answer
53 views

Ad Dlo Yoda measurments

What are the many Halachic options of doing the Mitzvah of drinking on Purim please quote sources? Meaning what are the diffrent the definitions of ad Dlo Yoda?
3
votes
1answer
89 views

How big was a traditional hamentash?

When shopping these days, it appears that a "normal hamentash" is about 2 inches or more per side, and "mini hamentashen" are about 1" per side. Is it just me, or did it used to be that the 1" ones ...
4
votes
2answers
127 views

Measurements used in Halacha

What is the underlying argument between the Chazon Ish and Rabbi Chaim Naaeh and Reb Moshe Feinstein? I know they argue in amounts, but what is the underlying argument? How did each get the ...
7
votes
3answers
898 views

Cash value of 'perutah'

How much is a 'perutah' worth in modern currency?
4
votes
0answers
147 views

Using Liquor for Kiddush [duplicate]

Possible Duplicate: Minimum Shi'ur for Kiddush on liquor Are you allowed to use other alcohols outside of wine for kiddush and how much must be used? really what i don't understand is ...
4
votes
2answers
703 views

What is the actual temperature of Yad Soledes?

What is the actual temperature of Yad Soledes?
3
votes
2answers
110 views

How to measure Menorah height

A menorah should preferably be within 10 tefachim from the ground (though higher than 3 tefachim). Are these ten tefachim measured to the base of the menorah, or to its top, or to the actual level of ...
11
votes
3answers
583 views

Why do we say “You should live till 120”?

Prior to the Mabul people lived for hundreds of years. After the Mabul lifespans shortened although we see that the Avos lived in the 180 year range. In the Pasuk in Tehilim we say Yemei Shenoseinu ...
7
votes
3answers
367 views

Is human blood treif?

OK, I know it isn't kosher, but what is the shiur? And do we hold "chetzi shiur assur min haTorah"? For an application, what if you get a cut while hiking in the woods; is it assur to clean the wound ...
3
votes
2answers
134 views

Machatziz hashekel

How much money is a Machatziz hashekel.
2
votes
2answers
118 views

Shalom alecha rebbi (u'mori)

What is the significance of the time it takes to say Shalom Alecha Rebbi (U'mori)?