Gravitation (Thurst, Area And Pressure) - Compulsory Test - Class 9 MCQ
20 Questions MCQ Test - Gravitation (Thurst, Area And Pressure) - Compulsory Test
Object will sink if its weight is
In order to make an object float, its weight should be equal to
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The upward force acting on an object submerged in a liquid is ______.
The normal force per unit area is called _______.
Units of Relative Density are :-
Pressure at a point in the liquid is
If the area of an object is less then the pressure acting on that object will be
If cross – sectional area of an object is more than the pressure applied by the external force is :-
Mass per unit volume of a substance is called
A buoyant force of 200 g wt. acts on a body dipped completely in water. If the apparent weight of body is 100 g wt., then its actual weight is
If the weight of the floating body is equal to the buoyant force then body
When a body is placed in a liquid, the buoyant force experienced by it is equal to the
A body immersed in a liquid will rise to the surface if the buoyant force acting on it is
When a body is submerged in a liquid, its weight
A body weighing 200 g wt. is dipped in water. Its weight in water as indicated by the spring balance is 150 g wt. The buoyant force acting on the body is
A body is floating in upright position in water. Then force of gravity and buoyant force acting on the body are
A body floats in vertical position, when its centre of buoyancy is
In case of a body placed in liquid if the buoyant force is equal to its acutal weight, then its apparent weight
A block of ice is floating on water contained in a beaker. When all the ice melts, the level of water
A boat floating in a tank is carrying passengers. If the passengers drink water, the water level of the tank
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