Which one is the best material for making connecting wires ?
Which one is the best material for making connecting wires ?
A. iron
B. tungsten
C. silver
D. copper
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The natural frequency of simple pendulum depends upon_______________?A. It’s mass
B. It’s length
C. Square of its length
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B. a steady voltage cell is used
C. the balance point is close to the middle of the wire
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The acceleration of a projection on the diameter for a particle moving along a circle is_______________?A. w2x
B. wx2
C. w2x
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B. 7.5 km S-1
C. 9.5 km S-1
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C. Remains same
D. Increases then decrease