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| From: sonalmaheshwari | Reply 1 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 24 |
4
Posted at: Wed Dec 9 11:10:43 2009 (GMT)
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| From: ratchet | Reply 2 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 3 |
Dioptre represents the power of lens
Posted at: Sun Feb 7 03:02:37 2010 (GMT)
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| From: ratchet | Reply 3 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 4 |
Kelvin represents the temparature of a body
Posted at: Sun Feb 7 03:03:10 2010 (GMT)
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| From: ratchet | Reply 4 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 33 |
| |(parallel) to the base
Posted at: Sun Feb 7 03:10:14 2010 (GMT)
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| From: ratchet | Reply 5 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 34 |
The white ligt splits into the visible spectrum(VIBGYOR)
Posted at: Sun Feb 7 03:11:03 2010 (GMT)
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| From: sam22 | Reply 6 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 1 |
M.A.=V.R.
Posted at: Wed Feb 10 06:26:47 2010 (GMT)
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| From: sam22 | Reply 7 of 37 | Reply | View replies (2)
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| Subject: Contributed Answer/Explanation to Q. 2 |
M.A.<V.R.
Posted at: Wed Feb 10 06:27:11 2010 (GMT)
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| From: sam22 | Reply 8 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 2 |
M.A.<V.R.
Posted at: Wed Feb 10 06:27:43 2010 (GMT)
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| From: sam22 | Reply 9 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 2 |
M.A. is lesser than V.R.
Posted at: Wed Feb 10 06:28:04 2010 (GMT)
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| From: sam22 | Reply 10 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 5 |
0.2 kg and 2 kg
Posted at: Wed Feb 10 16:46:49 2010 (GMT)
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| From: sam22 | Reply 11 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 6 |
2 m/s
Posted at: Wed Feb 10 16:47:11 2010 (GMT)
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| From: sam22 | Reply 12 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 9 |
Yes.
Land cools faster than water because water has a higher specific heat
capacity than land.
Posted at: Wed Feb 10 16:48:10 2010 (GMT)
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| From: sam22 | Reply 13 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 10 |
This is because 1 gm of steam at 100 degree celsius imparts an additional
2268 J of heat energy than that imparted by 1 gm of water at 100 degree
celsius.
Posted at: Wed Feb 10 16:50:14 2010 (GMT)
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| From: sam22 | Reply 14 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 12 |
2.47
Posted at: Wed Feb 10 16:50:48 2010 (GMT)
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| From: sam22 | Reply 15 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 13 |
220 Volts
Posted at: Wed Feb 10 16:52:15 2010 (GMT)
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| From: sam22 | Reply 16 of 37 | Reply | View replies (1)
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| Subject: Contributed Answer/Explanation to Q. 16 |
16:81
Posted at: Wed Feb 10 16:52:48 2010 (GMT)
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| From: sam22 | Reply 17 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 16 |
16:81
Intensity is directly proportional to square of amplitude.
Posted at: Wed Feb 10 16:53:40 2010 (GMT)
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| From: sam22 | Reply 18 of 37 | Reply | View replies (1)
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| Subject: Contributed Answer/Explanation to Q. 18 |
Nichrome.
Posted at: Wed Feb 10 16:54:48 2010 (GMT)
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| From: sam22 | Reply 19 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 17 |
272 metres
Posted at: Wed Feb 10 16:55:55 2010 (GMT)
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| From: sam22 | Reply 20 of 37 | Reply | |
| Subject: Contributed Answer/Explanation to Q. 19 |
20 A
This is so that its resistance be low and current carrying capacity be high.
Posted at: Wed Feb 10 16:57:03 2010 (GMT)
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