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 the Sound ?

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The principle of action of points is used in ___________.

3 Answers   TNPSC Tamil Nadu Public Service Commission,

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What happens when you travel across the dateline?

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What are the steps to the scientific notation?

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Explain the Compound microscope ?

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An ice-box is built of wood 1.75 cm thick, lined with cork 3 cm thick. If in the steady state the temperature of the inner surface of the cork is 0 ºC and that of the outer surface of wood is 12 ºC, what is the temperature of the wood-cork interface? The thermal conductivities of wood and cork are 0.2 W/m-K and 0.04 W/m-K respectively

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What is the velocity of sound in air ?

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What is Steady State Load & Transient Load?

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What is the difference between emf.&pot. Diff.?

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What is ultrasonic sound?

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heat cannot pass from a cooler substance to a warmer substance without some other process being involved. This is an example of which law of thermodynamics?

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