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R G PUBLICATION-MODEL QUESTION PAPER 3-EXERCISE
- State and prove Newton's law of cooling.
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- 27 identical drops of water are falling down vertically in air with a ...
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- A liquid cools from 60℃ to 40℃ in 10 minute what is the temperature of...
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- A solid floats in water with frac(3)(4)^th of its volume below the sur...
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- Show that work done by a stretching force in producing an extension in...
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- 75 g of water at 100^@ C is added to 20 g of ice at -15^@C. Calculate ...
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- Prove that the pressure exerted by an ideal gas given by P=1/3 rhov^2.
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- Show that the molar volume of an ideal gas at STP is 22.4 litres. Give...
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- What is meant by degree of freedom?
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- Calculate rms velocity of an oxygen molecule at 27^@C, atomic weight o...
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- A SHM is represented by y(t) =5 sin(20t+0.5) m where t is in S. What i...
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- Find the expression of time period of a simple pendulum of length l.
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- A particle of mass 10 g executing SHM has a velocity of 6cm s^(-1)afte...
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- Write down Newton's formula for velocity of sound and state the laplac...
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- At what temperature will the velocity of sound in air be double than ...
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- What is the fundamental frequency at 20^@C of an open pipe of length 1...
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- State the first law of thermodynamics .
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- Find the pressure required to compress a gas adiabatically at atmosphe...
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- Explain the operations of a Canot heat engine working between two temp...
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- Calculate the efficiency of a Canot engine operating between 450 K and...
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