Q. How can you slow down a fast neutron?

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Q. If a cricket ball moves with a velocity ‘v’ and collides with a tiny table tennis ball. After an elastic collision, at what velocity will the second ball move?

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Q. During which case will the power loss be maximum?

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Q. Angular speed of the shaft is________

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Q. Tangential speed of the shaft is______

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Q. Fluid does not offer resistance to change of__________

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Q. If a fluid does not undergo any sort of resistance by displacement. What substance is it called?

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Q. Why can’t mercury wet a glass?

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Q. What is the unit of power absorbed in a fluid?

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Q. One horse power is__________

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Q. Which among the following does not depend on the friction factor?

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Q. Which among the following is the formula for friction factor(f)?

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Q. How do we calculate losses for a larger range of Reynolds number?

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Q. Darcy- Weisbach equation gives relation between__________

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Q. Which among the following is formula for friction factor of circular pipes?

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Q. Loss of head due to friction is __________

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Q. The formula for hydraulic diameter is______

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Q. What are the reasons for minor head loses in a pipe?

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Q. What happens to the head loss when the flow rate is doubled?

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Q. Relative roughness is_________

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