A dam is able to hold a large quantity of water because i...
A dam is able to hold a large quantity of water because its wall is
thickest at the top
thickest at the middle
thickest at the bottom
of the same thickness throughout
Correct answer is C
The pressure of the water is much greater deeper down and the dam needs to be thick at the bottom so that it is strong enough to withstand this larger pressure
Which of the following types of motion are oscillatory? i.a diving board when used by a diver. i...
A reservoir is filled with liquid of density 2000 kgm−1. Calculate the depth at which the pre...
The phenomenon that makes sound persist when its source has been removed is known as ...
What is the resultant resistance of the circuit in the image shown? ...
If current flows in the direction of the arrows in the solenoid above, the north pole is at ...