Question 1 :
Click and choose the correct answer.<br>Work is said to be done if a force is applied on a body.
Question 2 :
Click and choose the correct answer.<br>The moment of force depends upon
Question 3 :
Click and choose the correct answer.<br>Pitch of a sound depends on the ____________.
Question 4 :
Click and choose the correct answer.<br>When a ball is thrown vertically upwards, the gravitaional potential energy of the ball
Question 5 :
Click and choose the correct option.<br>The change of a substance from its liquid state to its gaseous state at any temperature below its boiling point is called
Question 6 :
Click and choose the correct answer.<br>The intermolecular force is inversely proportional to the _________.
Question 7 :
Click and choose the correct answer.<br>The relative density of a liquid can be determined by using a special bottle called the relative density bottle.
Question 8 :
Click and choose the correct option.<br>A ____________ is an instrument used to measure the relative density of liquids.
Question 9 :
Click and choose the correct option.<br>The energy possessed by a flowerpot placed at the rooftop of a building is
Question 10 :
Click and choose the correct option.<br>Force is an act of push or pull which changes or tends to change the state of rest or of uniform motion of a body.
Question 11 :
Click and choose the correct answer.<br>The quality of sound is mainly determined by the ____________ of vibration.
Question 12 :
Click and choose the correct answer.<br>In which of the following situations, no work is said to be done?
Question 13 :
Click and choose the correct option.<br>If the displacement of a body is zero, then the work done by the force acting on the body is
Question 14 :
Click and choose the correct answer.<br>A __________ is used to measure the atmospheric pressure.
Question 15 :
Click and choose the correct answer.<br>Which of the following have no definite volume?
Question 16 :
Click and choose the correct option.<br>Power can be transformed from one form to another.
Question 17 :
Click and choose the correct option.<br>Smaller the area on which a force acts, lesser is the effect of the force.
Question 18 :
Click and choose the correct option.<br>The image formed due to actual meeting of the reflected rays at a point is called a
Question 19 :
Click and choose the correct answer.<br>A battery is a collection of cells in
Question 20 :
Click and choose the correct answer.<br>The SI unit of pressure is
Question 21 :
Click and choose the correct option.<br>Dry ice and _________ sublime at room temperature.
Question 22 :
Click and choose the correct option.<br>When the temperature of the liquid increases, what happens to the average kinetic energy of the molecules?
Question 23 :
Click and choose the correct option.<br>The point on the principal axis of a spherical mirror, where all the parallel rays of light incident on mirror, parallel to the principal axis, meet or appear to meet after reflection is
Question 24 :
Click and choose the correct option.<br>In how many ways an electroscope can be charged?
Question 25 :
Click and choose the correct option.<br>The constant upward and downward circulation of fluid forms currents in the medium called _____________.