Physics question and answers for March 27, 2024
- Q 7 25 A large block of ice cuboid of edge length 7 and density Pice 0 9 pw has a large vertical hole along its axis This block Pw is...
- Q 7 24 A cubical block of wood of edge 3 cm floats in water The lower surface of the cube just touches the free end of a vertical spring fixed...
- Q A syringe is filled with water Its volume is 20 cm and cross section of its interior part is 4cm The syringe is held vertically such that its nozzle is...
- Q 36 In a cylinder piston arrangement air is under a pressures p A soap bubble of radius r lies inside the cylinder Soap bubble has the surface tension T The...
- Q 57 A bent tube of uniform cross section is mounted on a cart which is accelerating towards right with constant acceleration a The total length of the liquid is 2...
- Q increasesir excess pressure jo hota hai 2T R vo to surface tension ki wjha se jo pressure hai uske balance kr leta hai to phir net pressure to 5 Excess...
- Q n is completely filled with water The container is placed on a frictional surface with coefficient of friction and a small hole is punctured at a depth on container wall...
- Q A cylindrical tank having cross sectional area A is filled with two liquids of density p 2p to a height h 2h respectively A small hole having area a is...
- Q 7 44 In the arrangement shown in figure 7 112 a viscous liquid whose density is 1 gm cm flows along a tube out of a wide tank A Find...
- Q 2 A ball floats on the surface of water in a container exposed to the atmosphere Volume V of its volume is inside the water The container is now covered...
- Q The arrangement shown in the figure gure is of of a cylindrical tube of uniform cross sectional area The vertical limbs contain a liquid of density p to a height...
- Q 23 A wooden block with a coin placed on floats in water as shown in the figure The distances h and I are shown there After some time the coin...
- Q Sixty four spherical rain drops of equal size are falling vertically through air with a terminal speed of 2 5 m s If these drops coalesce to form a big...
- Q Consider a U tube with liquids filled inside as shown in the figure If the system is at rest then the value of h will be approximately Poil 0 8...
- Q 139 A 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 5...
- Q with water Now the container is accelerated horizontally with 9 a L No water will spill out Volume of water spill out 0 05 L L3 Volume of water spill...
- Q As shown in figure a compressed gas at gauge pressure Pis enclosed in the container above liquid of density P2 Liquid of density to height of h is immiscible with...
- Q S The pressure acting on a submarine is 3 105 Pa at a certain depth If the depth is doubled the percentage increase in the pressure acting on the submarine...
- Q A fountain pen works on the principle of O flow of liquids from higher to lower potential O capillary action Bernoulli s principle Quiccocity of liquido
- Q A U tube is filled with two liquids A and B of densities pand 2p as shown in the figure initially Left arm is closed and air filled above the...
- Q 131 A simple pendulum has a time period T The pendulum is completely immersed in a non viscous liquid whose density is 1 T the material of the bob The...
- Q 0 A liquid stands at the plane level in U tube when a rest If areas of cross section of both the limbs are equal what will be the difference...
- Q drical tube of uniform cross sectional area A is fitted with two air tight frictionless pistons wire The pistons are connected to each other by a metallic wire Initially the...
- Q A razor blade floats on the surface of water contained in a glass When the glass is gently shaken the razor blade sinks Mark the incorrect statement 1 Volume of...
- Q 12 A ferry boat has internal volume 1 m and weight 50 kg a Neglecting the thickness of the wood find the fraction of the volume of the boat immersed...
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