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Reference of Measurements in Halacha: Difference between revisions
From Halachipedia
Reference of Measurements in Halacha (view source)
Revision as of 16:07, 2 January 2013
, 2 January 2013Text replace - "Kebaytzah" to "KeBaytzah"
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## The minhag of the world and many other authorities is to follow Rav Chaim Noeh’s opinion. <Ref> Vezot HaBracha (pg 6, Birur 1, pg 221) quotes Rav Elyashiv and Rav Shlomo Zalman saying that for Bracha Achrona the widely accepted measurement of the Kezayit is according to Rav Chaim Noeh. Vezot HaBracha also mentions that such is the minhag of the world. </ref> | ## The minhag of the world and many other authorities is to follow Rav Chaim Noeh’s opinion. <Ref> Vezot HaBracha (pg 6, Birur 1, pg 221) quotes Rav Elyashiv and Rav Shlomo Zalman saying that for Bracha Achrona the widely accepted measurement of the Kezayit is according to Rav Chaim Noeh. Vezot HaBracha also mentions that such is the minhag of the world. </ref> | ||
# If one ate between a third and a half a [[KeBaytzah]] one should not make a Bracha achrona because of safek Brachot. Therefore, one should have less than a third and not make a Bracha achrona or more than a half and make a Bracha achrona. <Ref> Mishna Brurah 486:1 </ref> | # If one ate between a third and a half a [[KeBaytzah]] one should not make a Bracha achrona because of safek Brachot. Therefore, one should have less than a third and not make a Bracha achrona or more than a half and make a Bracha achrona. <Ref> Mishna Brurah 486:1 </ref> | ||
# On Mitzvot Deoritta such as eating Matzah one must be strict to hold a Kezayit is a half a | # On Mitzvot Deoritta such as eating Matzah one must be strict to hold a Kezayit is a half a [[KeBaytzah]]. However, regarding מצות Derabbanan it’s preferable to hold that a [[Kezayit]] is a half a kebaytzah, however, one may rely on the opinion that a [[Kezayit]] is a third a kebaytzah. <Ref> Mishna Brurah 486:1 </ref> | ||
==Kedi Achilat Pras== | ==Kedi Achilat Pras== | ||
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==Reviyit== | ==Reviyit== | ||
# A Reviyit is a | # A Reviyit is a [[KeBaytzah]] and a half. <Ref>Mishna Brurah 486:1 </ref>Therefore, Rav Chaim Noeh holds that the Reviyit is 86 grams (3 oz),<ref>Shiurei Tzion (p. 69)</ref> the Chazon Ish holds that the Reviyit is 150 grams (5.3 oz). <ref> Rav Chaim Kanievsky in Shiurin Shel Torah (p. 66) according to the rulings of the Chazon Ish </ref>, and some quote Rav Moshe as saying the Reviyit is 3.3 oz. <ref>Vezot HaBracha (Birur Halacha 1) quotes Haggadat Kol Dodi which quotes Rav Moshe Feinstein as saying that a Reviyit is 3.3 oz.</ref> | ||
==Kedi Shtiyat Reviyit== | ==Kedi Shtiyat Reviyit== | ||
