A stone tied with a string, is rotated in a vertical circle. The minimum speed with which the string has to be rotated.
Anonymous Quiz
42%
is independent of the mass of the stone.
27%
is independent of the length of the string.
18%
decreases with increasing massof the stone
12%
decreases with increasing lengthof the string.
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During an isothermal expansion of an ideal gas(किसी आदर्श गैस के समतापी प्रसार में)
Anonymous Quiz
22%
Its internal energy decreases(इसकी आंतरिक ऊर्जा घटती करती है)
46%
Its internal energy does not change(इसकी आंतरिक ऊर्जा अपरिवर्तित रहती है)
24%
Both a and b
7%
A and nor b
👍12
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Of the following thermometer the one which can be used for measuring or rapidly changing temperature is a (अत्यधिक तेजी से परिवर्तित होने वाले ताप को मापने के लिए निम्न में से किस थर्मामीटर का उपयोग किया जा सकता है)
Anonymous Quiz
33%
Thermocouple thermometer(ताप विद्युत तापमापी)
21%
Gas thermometer
27%
Maximum resistance thermometer(अधिकतम प्रतिरोध तापमापी)
19%
Vapour pressure thermometer(वाष्प दाब तापमापी)
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