measurements relating to the performance of different Mitzvot
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129 views
The size/shape of biblical Israel
Based on this Tosafot in Bava Metzia 28a (D"H Chamisha Asar Yom), Eretz Israel is a square (400 sq. Parsah), and the distance between Jerusalem and the Jordan river is 1/39th the distance between ...
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 ...
4
votes
0answers
41 views
What's the Shiur of Mashehu?
Certain issurim (forbidden things) can become batel (halachically nullified) if they were unintentionally mixed in heter (permitted things). In order for this to happen, the heter must outnumber the ...
4
votes
0answers
51 views
Connection of Toch Kedei Dibbur to Walking 4 Amot
According to this, the gemara compares Toch Kedei Dibbur (the length of time neccasary to greet someone; see Shalom alecha rebbi (u'mori) ) to the time it takes to walk 4 amot (cubits). Thus, with ...
3
votes
0answers
54 views
A shorter person with a normal sized tallis katan
A theoretical question: If a young person (a boy for example that is 13 yrs old) that happens to be very short (not because of any physical disability) wears a normal size tallis katan it will be very ...
3
votes
0answers
109 views
How obligated is one to say Kaddish for a deceased relative?
People often talk about an obligation -- Chiyuv -- to recite Kaddish at every opportunity for some time after the death of a relative. (Which relatives are obligated and for how long does not seem ...
2
votes
0answers
18 views
Aruch Hashulchan's moon-distance estimate
Aruch Hashulchan, Orach Chayim 397:1, says that a מיל is the same as a Russian верста or 500 сажен, which comes to 1066.8 meters. A פרסה is four מיל so is thus 4267.2 meters. In 426:2, he says the ...
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votes
0answers
26 views
Shiur of “Miut Hamatzui”
A "miut hamatzui" is a phrased used to express a case where because of a small concern that something exists, or might happened, or does happen that the halacha is affected by this. An example is if ...
