Discussion topic: Contributed Answer/Explanation to Q. 1
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| Page 1 of 1 | | From: vish4 | Reply 1 of 9 | Reply | | | Subject: Contributed Answer/Explanation to Q. 1 | Joules, denoted as J
Posted at: Wed Dec 23 07:47:00 2009 (GMT)
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| From: vish4 | Reply 2 of 9 | Reply | View replies (1)
| | Subject: Contributed Answer/Explanation to Q. 2 | m =1kg,
Posted at: Wed Dec 23 07:52:28 2009 (GMT)
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| From: vish4 | Reply 3 of 9 | Reply | | | Subject: Contributed Answer/Explanation to Q. 2 | ANSWER :-
<P> m =1kg,
h=5m
g =9.8m /s
P.E=
mgh
P.E =1 5 9.8
P.E= 49J </P> Posted at: Wed Dec 23 08:07:53 2009 (GMT)
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| From: ratchet | Reply 4 of 9 | Reply | | | Subject: Contributed Answer/Explanation to Q. 3 | Zero
No work is done.
Posted at: Sun Feb 7 02:06:12 2010 (GMT)
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| From: ratchet | Reply 5 of 9 | Reply | | | Subject: Contributed Answer/Explanation to Q. 5 | Example
Sugar tongs
Posted at: Sun Feb 7 02:07:52 2010 (GMT)
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| From: ratchet | Reply 6 of 9 | Reply | | | Subject: Contributed Answer/Explanation to Q. 10 | Answer
The boiling point of the water is 150o C
Posted at: Sun Feb 7 02:10:10 2010 (GMT)
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| From: ratchet | Reply 7 of 9 | Reply | | | Subject: Contributed Answer/Explanation to Q. 11 | At the region DE melting takes place
Posted at: Sun Feb 7 02:10:45 2010 (GMT)
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| From: ratchet | Reply 8 of 9 | Reply | | | Subject: Contributed Answer/Explanation to Q. 45 | Answer
Critical angle is the angle of incidence in the denser medium corresponding
to the angle of refraction in the rarer medium is 90o
Posted at: Sun Feb 7 02:54:59 2010 (GMT)
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| From: ratchet | Reply 9 of 9 | Reply | | | Subject: Contributed Answer/Explanation to Q. 51 | Answer
According to Ohm's law the current flowing in a conductor is directly
proportional to potensial difference across its ends provided the physical
conditions and the temparature remains constant
Posted at: Sun Feb 7 03:00:02 2010 (GMT)
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