How much ex gratia has been increased for the families

In which form is the supplied heat energy stored during change in temperature of substance?

Which statement about the properties of light and sound is incorrect? 

Which of the following physical quantities is scalar quantity ?   

For which type of motion, the distance time graph is not a straight line and can be any kind of curve?

Cell was discovered by

Which of the following statements is incorrect?

What device is primarily used to convert alternating current (AC) into direct current (DC)?

Which Instrument is used to measure depth of ocean?

Speed of sound in air is unaffected by change in :

Einstein was awarded Nobel Prize for –