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State the condition for translational equilibrium of a

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How is angular momentum related to linear

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Two uniform solid spheres of radii R and 2R are at rest with their surfaces just touching. Find the force of gravitational attraction between them if density of spheres be

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Find expressions for (1) potential energy (2) kinetic energy (3) total energy for an artificial

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An elastic wire is cut to half its original length. How would it affect the maximum load that the wire can

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A bar of cross section A is subjected to equal and opposite tensile force F at its ends. If there is a plane through the bar making an angle Q, with the plane at right angles to the bar in the figure a) Find the tensile stress at this plane in terms of F, A and Qb) What is the shearing stress at the plane in terms of F, and Q.c) For what value of Q is tensile stress a

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Does Archimedes principle hold in a vessel in a free

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An object floats on water with 20% of its volume above the water time. What is the density of object? Given Density of water =

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Water rises in a capillary tube but mercury falls in the same tube.

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A large bottle is fitted with a siphon made of capillary glass tubing. Compare the Co-efficient of viscosity of water and petrol if the time taken to empty the bottle in the two cases is in the ratio 2:5. Given specific gravity of petrol =

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How would a thermometer be different if glass expanded more with increasing temperature than

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Two thermometers are constructed in the same way except that one has a spherical bulb and the other an elongated cylindrical bulb. Which one will response quickly to temperature

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The resistance of certain platinum resistance thermometer is found to be 2.56 Ω at 00c and 3.56 Ω at `100^oc`. When the thermometer is immersed in a given liquid, its resistance is observed to 5.06 Ω. Determine the temperature of

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Why is temperature gradient required for flow of heat from one body to

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Why is there a difference in the specific heat curve as given by Delong’s petit law and the experimental result at low

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How is heat loss reduced in

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Animals in the forest find shelter from cold in holes in the snow.

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If the radiation from the moon gives maxima at `λ = 4700 A^o and λ = 14xx10^(-6)m`. What conclusion can be drawn from the above

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The tile floor feels colder than the wooden floor even though both floor materials are at same temperature.

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A body with large reflectivity is a poor emitter

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