what happens to the period of a simple pendulum taken into a deep mine ?

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What is meant by degenerate and non-degenerate state? Give examples. : quantum physics

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Two bulbs, one of 600W and the other of 100W having same voltage rating are connected in series across the supply in a room.Which bulb will glow brighter? If one of the bulb is switched off, what will be effect on illumination?

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What is black body? : quantum physics

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if an ice cube place in a beaker contained water for some time,wether the quantity of water inside the beaker increases?

5 Answers   Kerala Public Service Commission,

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Why does oil rise up the wick of the capillary ?

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a truck A moving with a velocity of 30m/s collides with a stationary trolley B of mass 0.5tonnes after collision the two bodies were automatically connected.find their common velocities after collision if the mass of truck is 1.2tonne.

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Why does water boil at 100oC ?

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When a bicycle is in motion, the force of friction exerted by the ground on the two wheels is such that it acts a) In the backward direction on the front wheel and in the forward direction on the rear wheel. (b) In the forward direction on the front wheel and in the backward direction on the rear wheel. (c) In the backward direction on both the front and rear wheels. (d) In the backward direction on both the front and rear wheels.

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Explain nuclear fusion?

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our breath can produce current?

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Will a dc motor actually produce voltage if it is spun in reverse?

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