Recent questions tagged solids

+1 vote

1 answer

A cubical block is initially floating on water such that its 4/5th volume is submersed in water. Now oil is poured on water

asked Mar 30, 2019 in JEE by kratos

+3 votes

1 answer

A steel tank contains 14 lbm of propane (liquid + vapor) at 70 F with a volume of 0.25 ft3. The tank is now slowly heated.

asked Mar 30, 2019 in Mathematics by kratos

+3 votes

1 answer

A *** of water is boiling on a stove supplying 325 W to the water. What is the rate of mass (kg/*) vaporizing assuming

asked Feb 7, 2019 in Class 12 by kratos

+1 vote

1 answer

A copper block of volume 60 in.^3 is heat treated at 900 F and now cooled in a 3- ft^3 oil bath initially at 70 F. Assuming

asked Jan 26, 2019 in Mathematics by kratos

+2 votes

1 answer

A temperature difference drives a heat transfer. Does a similar concept apply to m. ?

asked Jan 18, 2019 in Mathematics by kratos

+1 vote

1 answer

A 1 kg steel *** contains 1 kg liquid water both at 15°C. It is now put on the stove where it is heated to the boiling point of the water.

asked Jan 8, 2019 in Mathematics by kratos

+2 votes

1 answer

An engine consists of a 200 lbm cast iron block with a 40 lbm aluminum head, 40 lbm steel parts, 10 lbm engine oil and 12 lbm glycerine

asked Dec 20, 2018 in Mathematics by kratos

+1 vote

1 answer

In the following arrangement the system is initially at rest. The 5 kg block is now released. Assuming the pulleys and string to be

asked Nov 23, 2018 in JEE by kratos

+2 votes

1 answer

A 1200 hp dragster engine drives the car with a speed of 65 mi/h. How much force is between the tires and the road?

asked Nov 8, 2018 in Mathematics by kratos

+3 votes

1 answer

A copper block of volume 1 L is heat treated at 500°C and now cooled in a 200-L oil bath initially at 20°C . Assuming no heat transfer

asked Nov 6, 2018 in Mathematics by kratos

+3 votes

1 answer

An engine consists of a 100 kg cast iron block with a 20 kg aluminum head, 20 kg steel parts, 5 kg engine oil and 6 kg glycerine

asked Aug 24, 2018 in Mathematics by kratos

+1 vote

1 answer

Which would be the most comfortable temperature for your bath water?

asked Aug 18, 2018 in Class 12 by kratos

+1 vote

1 answer

A 2500 lbm car is accelerated from 25 mi/h to 40 mi/h. How much work is that? The work input is the increase in kinetic energy.

asked Aug 3, 2018 in Mathematics by kratos

+2 votes

1 answer

A car with mass 1275 kg drives at 60 km/h when the brakes are applied quickly to decrease its speed to 20 km/h.

asked Jun 9, 2018 in Mathematics by kratos

+1 vote

1 answer

A car with mass 3250 lbm drives with 60 mi/h when the brakes are applied to quickly decrease its speed to 20 mi/h.

asked Jan 21, 2018 in Mathematics by kratos

+2 votes

1 answer

A 20KN automobile is moving at a speed of 70Kmph when the brakes are fully applied causing

asked Jan 12, 2018 in Class 11 by kratos

+2 votes

1 answer

A 2 lbm steel *** contains 2 lbm liquid water at 60 F. It is now put on the stove where it is heated to the boiling point of the water.

asked Jan 7, 2018 in Mathematics by kratos

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