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AAI Technical Rapid Quiz-12

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Question 1

An engine operates between temperature limits of 900 K and T and 400 K. For both to be equally efficient, the value of T will be

Question 2

The number of degrees of freedom in the 3 link mechanism shown below is given by

Question 3

Spring back in metal forming depends on

Question 4

The essential ingredient of any hardened steel is

Question 5

The temperature distribution at a certain input of time in concrete slab during curing is given by T = 3x2 + 3x + 16 where x is in cm and T is in K. The rate of change of temperature with time is given (a = 0.003 cm2/sec)

Question 6

If water in closed pipe freezes, the pipe will

Question 7

Which of the following is not a scalar quantity
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