Physics-
General
Easy
Question
A body having volume V and density r is attached to the bottom of a container as shown. Density of the liquid is d(>r). Container has a constant upward acceleration a. Tension in the string is
- V [Dg -
- none
The correct answer is:
Related Questions to study
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A metal ball of density 7800 
is suspected to have a large number of cavities It weighs 9.8 kg when weighed directly on a balance and 1.5 kg less when immersed in water . The fraction by volume of the cavities in the metal ball is approximately:
A metal ball of density 7800 is suspected to have a large number of cavities It weighs 9.8 kg when weighed directly on a balance and 1.5 kg less when immersed in water . The fraction by volume of the cavities in the metal ball is approximately:
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Choose the correct statement
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A quick judgement about a measurement of some particular quantity is called
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An instrument used for seeing distant objects is called
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The phenomena which are taking place in matter and energy are studied in
The phenomena which are taking place in matter and energy are studied in
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Calculate the potential energy if mass and height are 500g and 2m respectively. (g = 10 m/s2)
Calculate the potential energy if mass and height are 500g and 2m respectively. (g = 10 m/s2)
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In case of electric train ............. energy converts into ....................... energy.
In case of electric train ............. energy converts into ....................... energy.
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Work is converted into ...............
Work is converted into ...............
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Solar cell converts .............. energy into .................. energy.
Solar cell converts .............. energy into .................. energy.
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A Catapult converts .............. energy into ................... energy.
A Catapult converts .............. energy into ................... energy.
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A moving arrow consists of ................ energy.
A moving arrow consists of ................ energy.
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Formula for kinetic energy is ...........
Formula for kinetic energy is ...........
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Stretched bow consists of ............. energy.
Stretched bow consists of ............. energy.
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The main source of energy on earth is ................
The main source of energy on earth is ................
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Work done by the gravitational force on a moving car is an example for ............... work.
Work done by the gravitational force on a moving car is an example for ............... work.
physics-General
