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UPPSC AE ME || Paper-1 Quiz-14
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Question 1
The core in the centrifugal casting is made of ________.
Question 2
Who said the following theorem?
Deflection of the point of application of an external force acting on a beam is equal to the partial derivative of the work of deformation with respect to this force.
Deflection of the point of application of an external force acting on a beam is equal to the partial derivative of the work of deformation with respect to this force.
Question 3
A wagon of mass 1000 kg moves with a velocity of 50 km/h on smooth horizontal rails. A mass of 250 kg is dropped into the wagon.The velocity (in km/h) with which the system now moves is ____.
Question 4
Angular acceleration of a link AB is given by
Question 5
In a ball bearing if load is doubled then life is
Question 6
Which of the following is true for Inventory control?
Question 7
What is the minimum frequency used in ultrasonic welding?
Question 8
Which theory gives satisfactory results for brittle materials?
Question 9
A uniformly tapering circular bar is subjected to an axial force P. The bar has length L, diameter at one end is d1 and on the other end is d2 (d2 >d1). The Young’s Modulus of material of bar is E. The change in length of the bar is
Question 10
A helicopter propeller rotates in counter-clockwise direction when seen from the top about the vertical axis. The helicopter takes a left turn in the horizontal plane about the vertical axis. The effect of gyroscopic couple will be
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