Physics question and answers for April 02, 2024
- Q 1 The ratio of surface tensions of mercury and water is given to be 7 5 while the ratio of their densities is 13 6 Their contact angles with glass...
- Q A large tank is filled with water p 10 kg m A small hole is made in the side wall of tank at depth 10 m below water surface A...
- Q range R an orifice is made at the depth of h from the upper surface of incompressible liquid If the height of liquid column in open vessel is 100 m...
- Q A cube of density p is just balanced at interface of two unmixable liquid A and B having density p and P respectively as shown then the fraction of volume...
- Q Mechanical Properties of Fluids 23 Equal volumes of two immiscible liquids of densities and 2p are filled in vessel as shown in figure Two p h 3h small holes are...
- Q 8 10pts A bending operation is to be performed on 4 0 mm thick cold rolled steel sheet with tensile strength 350 MPa and shear strength 250 MPa The sheet...
- Q An aeroplane of total wing area of 120 m is in a level flight at some height Velocity of air below and above the surface of aeroplane are 180 kmph...
- Q A block of density d suspended by a string is submerged completely in a liquid of density p The coefficient of linear expansion of the block is as and coefficient...
- Q 3 4 Two glass plates are placed in a liquid vertically with separation between them equal to W If surface tension of liquid is S and density is D then...
- Q An open U tube contains mercury When 11 2 cm of water is poured into one of the arms of the tube how high does the mercury rise in the...
- Q 5 A cubical container is completely filled with water with its top face open to atmosphere If container is accelerated horizontally with 5 m s then find the volume of...
- Q A cube is immersed in kerosene and water at rest without any external force as shown To keep it completely submerged in water we need to apply an extra fo...
- Q 25 If weight of container along with water is W then reading of weighing machine will be ieeee 1 W W 3 W W W Weighing Machine 2 W W...
- Q 2 8 A solid ball of density p and radius r falls vertically through a liquid of density p2 Assume that the viscous force acting on the ball is F...
- Q A large cylindrical tower is kept vertical with its ends closed An ideal gas having molar mass M fills the tower Assume that temperature is constant through out acceleration due...
- Q The flow of blood in a large artery of an anesthetised dog is diverted through a venturi meter The wider part of the meter has cross sectional area equal to...
- Q Online Mock Test Series for NEET 2020 6 A mercury drop of radius 1 cm is broken into 106 droplets of equal size The work done in this process is...
- Q i To what height should a cylindrical vessel be filled with a homogeneous liquid to make the force with which the liquid presses on the side of the vessel equal...
- Q the iv A hollow sphere of inner radius 9 cm and outer radius 10 cm floats half submerged in a liquid of specific gravity 0 8 Calculate the density of...
- Q d 0 8 e 0 4 A solid sphere of volume V experiences a viscous force F when descending with a speed v in a liquid If another solid sphere...
- Q A uniform spherical ball of mass m and radius r is dropped in liquid of coefficient of viscosity n Density of liquid is p where as density of ball is...
- Q 1 Two soap bubble coalesce to form one bubble If decreases in volume and surface area are Vand S respectively Atmospheric pressure is P and surface tension is 7 then...
- Q A hollow sphere of radius R is filled completely with an ideal liquid of density p Sphere is moving horizontally with an acceleration 2g where g is acceleration due to...
- Q An object of mass 200 kg is released from rest from a boat into the water and allowed to sink While gravity 1 50 is pulling the object down a...
- Q CARLOA RET197 ALL INDIA OPEN TEST LEADER ENTHUSIAST COURSE JEE Advanced 03 02 2019 PAPER 2 In a tank filled with water a small hole is made on the side...
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