Physics question and answers for March 30, 2024
- Q Consider two identical cylinders each of mass m density Po horizontal cross section area s in equilibrium partially submerged in two containers filled with liquids of densities P1 and P2...
- Q force 7 18 A fixed container of height H with large cross sectional area A is completely filled with water Two small orifice of cross sectional area a are made...
- Q View in English spheres of volume 250 cc each but of specific gravities 0 8 and 1 2 are connected by string and the combination is immersed in water at...
- Q A float of cubical shape has sides of 10 cm The float value just touches the valve seat to have a flow area of 0 5 cm as shown in...
- Q A Francis turbine is coupled to an alternator to generate electricity with a frequency of 50 Hz If the alternator has 12 poles then the turbine should be regulated to...
- Q The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as kallad f s de foc folur alone and...
- Q An iron block and a wooden block are positioned in a vessel containing water as shown in the figure The iron block 1 hangs from a massless string with a...
- Q ind the wrong statement among the following Surface tension of liquid is independent of area of surface Water with detergent dissolved should have small angle of contact Centre of a...
- Q train and the tunnel walls is p then Po P NPV The value of N is 2N 9 PV Train Po 4S V 3S V V Apply bernoulli s theorem...
- Q A solid cone of uniform density and height 2R and base radius R has a conical portion scooped out from its base with the same base radius but height R...
- Q A liquid of specific gravity 0 58 is filled in a large container shown in figure Area of cross section of tube is negligible as compare to the area of...
- Q Find the wrong statement among the following Surface tension of liquid is independent of area of surface Water with detergent dissolved should have small angle of contact Centre of a...
- Q area A having a liquid of mass M and density p If the liquid in the column is slightly displaced then it oscillates with a time period of acceleration due...
- Q Radius of a bubble at the bottom of the tank shown below was found to be 2 cm Find the radius of the bubble at the surface of water at...
- Q 12 Water rises to a height of 16 3 cm in a capillary of height 18 cm above the water level If the tube is cut at a height of...
- Q A tank is filled with immiscicible liquid of two different densities p and 2p upto height 2H metre as shown in figure An orifice is created at the bottom Find...
- Q An ice block floats in a liquid whose than water A part of block is outside the liquid When whole ice has melted the liquid level will 1 Rise 2...
- Q Find the pressure of gas inside the container if the manometer attached to the container shows a difference of 40 mm as shown in the figure of 1 05 atm...
- Q Two spheres of volume 250 cc each but of specific gravities 0 8 and 1 2 are connected by string and the combination is immersed in water at equilibrium The...
- Q Q 19 20 are based on the following situation A large tank is filled with water density 10 kg m to a height H A small hole is made at...
- Q A glass tube of length L and cross section A filled with a liquid of density p is being rotated about one end abou vertical axis with an angular speed...
- Q c Figure shows top view of an airplane blo by wind and magnitude of velocity of wind to be same in each case VA w velocity of airplane relative to...
- Q A cylindrical tank with a large diameter is filled with water to a depth D 0 256 m A hole of cross sectional area A 5 94 cm in the...
- Q A body is floating in the liquid with 40 of its volume outside the liquid When entire system is accelerated downward with an acceleration g 4 then the percentage of...
- Q A capillary tube of radius is immersed in water and water rises in it to a height H Mass of water in the capillary tube is m If the capillary...
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