An irregular body may have more than one centre of gravity.
Question: An irregular body may have more than one centre of gravity.
[A].
Yes
No
[A].
[B].
Answer: Option B
Explanation:
No answer description available for this question.
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If the masses of both the bodies, as shown in the below figure, are reduced to 50 percent, then tension in the string will be
Question: If the masses of both the bodies, as shown in the below figure, are reduced to 50 percent, then tension in the string will be
[A].same [B].
half [C].
double Answer: Option B
Explanation:
No answer description available for this question.
An air vessel is provided at the summit in a syphon to
Question: An air vessel is provided at the summit in a syphon to
[A].avoid interruption in the flow [B].
increase discharge [C].
increase velocity [D].
maintain pressure difference Answer: Option A
Explanation:
No answer description available for this question.
In aqua-ammonia and Lithium-bromide water absorption refrigeration systems, the refrigerants are respectively
Question: In aqua-ammonia and Lithium-bromide water absorption refrigeration systems, the refrigerants are respectively
[A].water and water [B].
water and lithium bromide [C].
ammonia and lithium bromide [D].
ammonia and water Answer: Option D
Explanation:
No answer description available for this question.
A manometer is used to measure
Question: A manometer is used to measure
[A].atmospneric pressure [B].
pressure in pipes and channels [C].
pressure in venturimeter [D].
difference of pressures between two points in a pipe Answer: Option B
Explanation:
No answer description available for this question.
An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called
Question: An opening in the side of a tank or vessel such that the liquid surface with the tank is below the top edge of the opening, is called
[A].weir [B].
notch [C].
orifice [D].
none of these Answer: Option B
Explanation:
No answer description available for this question.
Actual performance of a task is called
Question: Actual performance of a task is called
[A].an event [B].
an activity [C].
a duration [D].
none of these Answer: Option B
Explanation:
No answer description available for this question.