Question 1 :
Click and choose the correct option.<br>The SI unit of moment of force is N m (newton metre).
Question 2 :
Click and choose the correct answer.<br>The SI unit of pressure is
Question 3 :
Click and choose the correct answer.<br>The top thick pin of a plug is always connected to the
Question 4 :
Click and choose the correct option.<br>When a force acts on a body, which is free to move, the body starts moving in the direction of the applied force.
Question 5 :
Click and choose the correct option.<br>The energy possessed by a flowerpot placed at the rooftop of a building is
Question 6 :
Click and choose the correct option.<br>A ____________ is an instrument used to measure the relative density of liquids.
Question 7 :
Click and choose the correct option.<br>Which of the following is the best conductor of electricity?
Question 8 :
Click and choose the correct option.<br>Power can be transformed from one form to another.
Question 9 :
Click and choose the correct option.<br>In convection current, hot air moves
Question 10 :
Click and choose the correct answer.<br>In which of the following situations, no work is said to be done?
Question 11 :
Click and choose the correct option.<br>Water stored in a reservoir above a dam possess
Question 12 :
Click and choose the correct answer.<br>Which of the following is a non-conductor of electricity?
Question 13 :
Click and choose the correct answer.<br>The molecules of liquids are less tightly packed in a small volume as compared to solids.
Question 14 :
Click and choose the correct answer.<br>The moment of force depends upon
Question 15 :
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 16 :
Click and choose the correct answer.<br>The intermolecular force is inversely proportional to the _________.
Question 17 :
Click and choose the correct answer.<br>The density of ice is more than that of water.
Question 18 :
Click and choose the correct option.<br>The process of conversion of a solid into its liquid state, at a particular temperature, on heating is called _________ or fusion.
Question 19 :
Click and choose the correct option.<br>The process of a liquid changing into its vapour at any temperature below its boiling point is called ____________.
Question 20 :
Click and choose the correct option.<br>What is the smallest unit of an element called?
Question 21 :
Click and choose the correct option.<br>A manometer is used to measure atmospheric pressure.
Question 23 :
Click and choose the correct option.<br>The effect of a force depends upon the area over which it acts.
Question 24 :
Click and choose the correct answer.<br>When you climb up the stairs, your potential energy increases.
Question 25 :
Click and choose the correct answer.<br>If the magnitude of a force applied increases, the work done
Question 27 :
Click and choose the correct option.<br>The hydrometer used to test the purity of milk is called a _____________.
Question 30 :
Click and choose the correct answer.<br>The colour code for a live wire is
Question 31 :
Click and choose the correct option.<br>Smaller the area on which a force acts, lesser is the effect of the force.
Question 32 :
Click and choose the correct answer.<br>The process that occurs when water changes into water vapours at 30 ℃ is called
Question 33 :
Click and choose the correct answer.<br>A/An _________ is defined as the smallest unit of matter.
Question 34 :
Click and choose the correct answer.<br>Work is said to be done if a force is applied on a body.
Question 35 :
Click and choose the correct answer.<br>The process of conversion of a solid into its liquid state, at a particular temperature, on heating is called
Question 36 :
Click and choose the correct answer.<br>A ___________ is a device used to measure the pressure exerted by a liquid.
Question 37 :
Click and choose the correct option.<br>The temperature at which a liquid boils and changes rapidly into a gas is called ____________.
Question 39 :
Click and choose the correct answer.<br>The pressure exerted by a liquid is directly propotional to its __________.
Question 40 :
Click and choose the correct answer.<br>Which of the following have no definite volume?
Question 41 :
Click and choose the correct answer.<br>A hydrometer is usually made of metal.
Question 42 :
Click and choose the correct answer.<br>To measure the density of a solid, only its mass has to be measured.
Question 43 :
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 44 :
Click and choose the correct option.<br>The energy stored in a compressed spring is
Question 45 :
Click and choose the correct option.<br>Evaporation occurs at the surface of a
Question 46 :
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 47 :
Click and choose the correct answer.<br>When a ball is thrown vertically upwards, the gravitaional potential energy of the ball
Question 48 :
Click and choose the correct answer.<br>A battery is a collection of cells in
Question 49 :
Click and choose the correct option.<br>The moment of a force does not depend upon the magnitude of the force applied.
