measurements relating to the performance of different Mitzvot
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3answers
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votes
2answers
300 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 ...
11
votes
1answer
126 views
How big, and what exactly, is “Kedei Kelipah”?
{Kedei Kelipah is a term used in Kashruth for the amount of something that needs to be removed in order to allow one to treat the remnant as Kosher. (This only applies under certain conditions, which ...
2
votes
2answers
165 views
Upper limits of “kovea itim”
It is known from the gemara (Shabbos 31a and cited in maamar Toras HaBayis ch. 1, among other places) that when a person dies, he is asked if he had set times for learning. I know that these times can ...
6
votes
5answers
234 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 ...
5
votes
2answers
242 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
113 views
11
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3answers
454 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
1answer
447 views
18 minute Matzah?
Are there sources EXPLAINING why we have to make matzah within 18 minutes? I understand having a time limit if in fact the reason we eat matzah is to reenact the speed which we left Egypt (that ...
5
votes
2answers
209 views
Challah Loaves on Shabbat have a minimum size?
In this article regarding the Shabbat Challah loaves, The Shmirat Shabbat KeHilchata (vol. II 55:5) is quoted as saying:
The loaves must each be at least the size of an olive
Normally, the size ...
4
votes
1answer
800 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?
3
votes
2answers
135 views
Figuring out a K'zayit by weight/volume of ingredients
In this question, I learned that one measures the amount of flour used to determine whether challah separation is necessary. Here I learned that there is a difference of opinion between (some) ...
2
votes
2answers
137 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
1answer
114 views
What is the shiur for anointing on Yom Kippur?
Is there a minimum shiur to be chayav for anointing on Yom Kippur, and, if so, what is it? The gemarah (Yoma 76b) seems to learn it out as a comparison to food consumption: would that mean it has the ...
7
votes
2answers
203 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?
7
votes
1answer
53 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 ...
5
votes
0answers
85 views
Eating out Friday night of Chanukkah
If one is lighting Chanukkah candles inside (for whatever reason) relying on the publicization to himself and his family, then what should he do on Friday night if he is eating out? Must he make the ...
5
votes
2answers
132 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).
5
votes
0answers
63 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 ...
5
votes
2answers
167 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 ...
5
votes
2answers
105 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?
4
votes
2answers
119 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 ...
4
votes
0answers
146 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 ...
3
votes
2answers
195 views
Is there a time limit for Borei Nefashos and Beracha Me'en Shalosh?
It seems that there's a 72-minute period after eating in which one must bentch.
Does this also apply for Borei Nefashos and Beracha Me'en Shalosh?
1
vote
0answers
39 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?
1
vote
2answers
102 views
Shalom alecha rebbi (u'mori)
What is the significance of the time it takes to say Shalom Alecha Rebbi (U'mori)?
