The velocity of a small ball of mass m and density when dropped in a container filled with glycerine of density becomes constant after sometime. The viscous force acting on the ball in the final stage is:-
1.
2.
3.
4. mg
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA capillary tube of radius r is immersed in water and water rises in it to a height h. The mass of the water in the capillary is 5g. Another capillary tube of radius 2r is immersed in water. The mass of water that will rise in this tube is :
1. 5.0 g
2. 10.0 g
3. 20.0 g
4. 2.5 g
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA liquid does not wet the solid surface if the angle of contact is:
1. equal to
2. equal to
3. greater then
4. zero
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA barometer is constructed using a liquid ( density = ). What would be the height of the liquid column, when a mercury barometer reads 76 cm?
1. 1.36 m
2. 13.6 m
3. 136 m
4. 0.76 m
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA small hole of an area of cross-section 2 is present near the bottom of a fully filled open tank of height 2 m. Taking g= 10 , the rate of flow of water through the open hole would be nearly:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA soap bubble, having a radius of 1 mm, is blown from a detergent solution having a surface tension of . The pressure inside the bubble equals at a point below the free surface of the water in a container. Taking g= 10 m/, density of water = , the value of is:
1. 0.5 cm
2. 100 cm
3. 10 cm
4. 1 cm
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyTwo small spherical metal balls, having equal masses, are made from materials of densities such that and having radii of 1 mm and 2 mm, respectively. They are made to fall vertically (from rest) in a viscous medium whose coefficient of viscosity equals and whose density is 0.1. The ratio of their terminal velocities would be:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyIn a U-tube, as shown in the figure, the water and oil are in the left side and right side of the tube respectively. The height for water and oil columns are 15 cm and 20 cm respectively. The density of the oil is:
1. 1200
2. 750
3. 1000
4. 1333
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPrefer Books for Question Practice? Get NEETprep's Unique MCQ Books with Online Audio/Video/Text Solutions via Telegram Bot
NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology