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In a capillary tube experiment, a vertical 30 cm long capillary tube is dipped in water. The water rises up to a height of 10 cm due to capillary action. If this experiment is conducted in a freely falling elevator, the length of the water column becomes
06
Dec
In a capillary tube experiment, a vertical 30 cm long capillary tube is dipped in water. The water rises up to a height of 10 cm due to capillary action. If this experiment is conducted in a freely falling elevator, the length of the water column becomes a vertical 30 cm long capillary tube is [...]
A line source emits a cylindrical expanding wave. If the medium absorbs no energy then the amplitude will vary with distance r from the source as proportional to
06
Dec
A line source emits a cylindrical expanding wave. If the medium absorbs no energy then the amplitude will vary with distance r from the source as proportional to A line source emits a cylindrical expanding wave. If the medium absorbs no energy then the amplitude will vary with distance r from the source as proportional [...]
The surface energy of a liquid drop is E. It is sprayed into 1000 equal droplets. Then its surface energy becomes
06
Dec
The surface energy of a liquid drop is E. It is sprayed into 1000 equal droplets. Then its surface energy becomes The surface energy of a liquid drop is E. It is sprayed into 1000 equal droplets. Then its surface energy becomes December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP [...]
A force vector applied on a mass is represented as F = 6 i ^−8 j ^ +10 k ^ and accelerates with 1m/s^2. What will be the mass of the body in kg.
06
Dec
A force vector applied on a mass is represented as F = 6 i ^−8 j ^ +10 k ^ and accelerates with 1m/s^2. What will be the mass of the body in kg. A force vector applied on a mass is represented as F = 6 i ^−8 j ^ +10 k ^ and [...]
A body of mass 2kg moving on a horizontal surface with an initial velocity of 4m/s comes to rest in 2 seconds. If one wants to keep the body moving on the same surface with the velocity of 4 m/s , the force required is :
06
Dec
A body of mass 2kg moving on a horizontal surface with an initial velocity of 4m/s comes to rest in 2 seconds. If one wants to keep the body moving on the same surface with the velocity of 4 m/s , the force required is : A body of mass 2kg moving on a horizontal [...]
A solid sphere of mass 2 kg is resting inside a cube as shown in fig. The cube is moving with a velocity v→=(5tiˆ+2tjˆ)ms−1. Here t is time in seconds. All surface are smooth. The sphere is at rest with respect to the cube. What is the total force exerted by the sphere on the cube?
06
Dec
A solid sphere of mass 2 kg is resting inside a cube as shown in fig. The cube is moving with a velocity v→=(5tiˆ+2tjˆ)ms−1. Here t is time in seconds. All surface are smooth. The sphere is at rest with respect to the cube. What is the total force exerted by the sphere on the [...]
If the normal force is doubled, the coefficient of friction, is
06
Dec
If the normal force is doubled, the coefficient of friction, is If the normal force is doubled is the coefficient of friction December 6, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A building is in the form of cylinder surmounted by a hemispherical dome. The base diameter of the dome is equal to 3/2 of the total height of the building. Find the height of the building if it contains 67 21/1 m^3 of air.
06
Dec
A building is in the form of cylinder surmounted by a hemispherical dome. The base diameter of the dome is equal to 3/2 of the total height of the building. Find the height of the building if it contains 67 21/1 m^3 of air. In the network shown in Figure the potential difference across A [...]
Find the area of the shaded region in given Fig. where arcs drawn with centres A,B,C and D intersect in pairs at mid-points P,Q,R and S of the sides AB,BC,CD and DA, respectively of a square ABCD (Use π=3.14).
06
Dec
Find the area of the shaded region in given Fig. where arcs drawn with centres A,B,C and D intersect in pairs at mid-points P,Q,R and S of the sides AB,BC,CD and DA, respectively of a square ABCD (Use π=3.14). -q B BC C and D intersect in pairs at mid-points P CD and DA Find [...]
Write whether the following statements are true or false. Justify your answer.
06
Dec
Write whether the following statements are true or false. Justify your answer. Write whether the following statements are true or false. Justify your answer. December 6, 2020 Category: Chapter 4 - Quadratic Equations , Exercise 4.2 , Maths , NCERT Class 10 ,