The SI unit of mechanical power is:Â
Which of the following metals can displace hydrogen from dilute acids?
If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same -
What is the atomic mass of carbon?
What is the acceleration of an object if it starts from rest and reaches a speed of 20 m/s in 5 seconds?
Stereo was invented by               .
Two charges +4μC and +9μC are separated by 60 cm. Where should a third charge be placed so that it experiences zero net force? (from +4μC charge)
Which one among the following fuels is used in gas welding?Â
Tear gas used by the police to disperse the mob contains –
The magnetic field lines around a straight current carrying conductor are
