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HomePhysics52. A ring solid sphere and a disc are rolling down from the top of the same height, then the sequence to reach on surface is

52. A ring solid sphere and a disc are rolling down from the top of the same height, then the sequence to reach on surface is

(a)           Ring, disc, sphere

(b)          Sphere, disc, ring

(c)           Disc, ring, sphere

(d)          Sphere, ring, disc

Ans. b

(22)

5/5 - (1 vote)

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12. An ideal gas is taken through the cycle A→ B → C → A, as shown in the figure. If the net heat supplied to the gas in the cycle is 5 J, the work done by the gas in the process C → A is

(a)      – 5 J (b)  – 10 J (c)   – 15 J (d)  – 20 J Answer-a (126)

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