Which Indian actor received a lifetime achievement award

Which of the following statements about permanent tissues is correct ?

A magnetic force does no work on a moving charged particle because:

Before X-ray examination (coloured X-ray) of the stomach, patients are given suitable salt of barium because 

Which of the following metals can displace hydrogen from dilute acids?

 No matter how far you stand from a mirror, your image appears erect. The mirror is likely to be 

Intensity of gravitational field of earth is maximum at –

The communication between the central nervous system and the other parts of the body is facilitated by 

Necessary element of change in solar energy to electric energy –

Is Ohm’s law universally applicable for all conducting elements?