Practice Physics Questions and Answers

• Temperature of the Sun is measured by___________
• What is the frequency of Ultrasonic Waves?
• Water Turbine was invented by ________ .
• Which lens is used in sodium reflector lamp ? 
• Which of the following physical quantities is scalar quantity ?   
• Electrical fuse is used to interrupt excess of _________.
• Water gets cooled, when ice is immersed in it, this phenomenon is known as
• The splitting up of white light into seven colours on passing through a glass prism is called as
• A bus moving along a circular track is an example of
• Bronze is an alloy of-
• UNO was established on?
• Which one is the largest Island of Japan?
• How much time does a Geostationary satellite take to complete one orbit, at the height of 35790 km?
• Which of the following layers of the atmosphere makes Radio Communication possible?
• Which of the following wind is also known as “ICE HEATER?”
• In which form is the supplied heat energy stored during change in temperature of substance?
• Sound and light waves both have ___________ .
• Velocity of the sound is minimum in-
• Lambert's law is related to–
• Which one of the following is used to remove Astigmatism for a human eye?
• Speed of sound in air is unaffected by change in :
• Who defined the law of gravitation? 
• A simple microscope consists of :
• The instrument which uses sound waves to measure the depth of oceans is –
• One Kilowatt hour is equal to—
• How much calorie of energy is released by a boiled egg?
• Smog is a combination of –
• For which type of motion, the distance time graph is not a straight line and can be any kind of curve?
• Heat stored in water vapour is –
• A rear-view mirror for driving is –
• The important unit of a microprocessor is –
• The time period of a second’s pendulum is –
• The instrument for measuring intensity of earthquakes is called –
• Which one of the following animals can hear ultrasonic sound?
• ‘Therm' is the unit of –
• Which law is also called the law of inertia?
• Which of the following circuit elements is used to 'block' DC in an electronic circuit?
• Which of the following statements is true when we see 'rainbow'?
• Pulsars are :
• Which atmospheric layer contains ozone layer?