Physics-
General
Easy
Question
A class room measures 12m in length and 8m in breadth. The area of the class room is
- 20m2
- 4m2
- 96m2
- 96cm2
The correct answer is: 96m2
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Find the odd one out
Find the odd one out
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Statement1: 1tonne = 10 quintal
Statement 2: tonne is the multiple of kilogram
Statement1: 1tonne = 10 quintal
Statement 2: tonne is the multiple of kilogram
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1 kilogram = .............
1 kilogram = .............
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While measuring the length of a rectangular block the reading at one end of the centimetre scale is 1.0 cm and at the other end is 7.2 cm, then the length of the block is
While measuring the length of a rectangular block the reading at one end of the centimetre scale is 1.0 cm and at the other end is 7.2 cm, then the length of the block is
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Statement 1:- One millimetre is equal to one million metres
Statement 2: - 1 mm = 10-3 m
Statement 1:- One millimetre is equal to one million metres
Statement 2: - 1 mm = 10-3 m
physics-General
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In the above question, the standard unit is
In the above question, the standard unit is
physics-General
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Choose the wrong statement
Choose the wrong statement
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Charge induced on the inner surface of cavity is
Charge induced on the inner surface of cavity is
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A positive point charge Q is kept (as shown in the figure) inside a neutral conducting shell whose centre is at C. An external uniform electric field E is applied. Then
A positive point charge Q is kept (as shown in the figure) inside a neutral conducting shell whose centre is at C. An external uniform electric field E is applied. Then
physics-General
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A charge Q0 is placed at centre of spherical cavity of a conductor and another charge Q, is placed outside the conductor. The correct statement is:
A charge Q0 is placed at centre of spherical cavity of a conductor and another charge Q, is placed outside the conductor. The correct statement is:
physics-General
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Four identical large metal plates are arranged parallel to each other, with equal gaps in between. They are given charges q, 2q, 3q and 4q (counting from any one side). The outermost plates are now shorted. The charge which flows through the shorting wire is
Four identical large metal plates are arranged parallel to each other, with equal gaps in between. They are given charges q, 2q, 3q and 4q (counting from any one side). The outermost plates are now shorted. The charge which flows through the shorting wire is
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Two concentric shells R and 2R charges qA and qB and potentials 2V and (3/2)V respectively. Now shell B is earthed and let charges 
Then
Two concentric shells R and 2R charges qA and qB and potentials 2V and (3/2)V respectively. Now shell B is earthed and let charges Then
physics-General
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The minimum time in which the girl can stop from 9 m/s relative speed, to zero relative speed, without causing her shoes to slip is
The minimum time in which the girl can stop from 9 m/s relative speed, to zero relative speed, without causing her shoes to slip is
physics-General
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The displacement of the trolley by the time the girl reaches the right end of the trolley, is
The displacement of the trolley by the time the girl reaches the right end of the trolley, is
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The ball B of mB = m is suspended from a light string of length L attached to cart A, of mass mA = m which can move freely on frictionless horizontal floor. If the ball is given an initial horizontal velocity V0 (as shown in figure). While cart is at rest. The maximum vertical distance H through which ball B will rise from initial level
The ball B of mB = m is suspended from a light string of length L attached to cart A, of mass mA = m which can move freely on frictionless horizontal floor. If the ball is given an initial horizontal velocity V0 (as shown in figure). While cart is at rest. The maximum vertical distance H through which ball B will rise from initial level
physics-General
