The density of neutrons, The density of neutrons is of the order: (1)10...

The density of neutrons is of the order: (1)10 3 kg/ cc  (2)10 6 kg/cc  (3)10 9 kg/cc (4) 10 11 kg/cc Ans:(4) 10 11 kg/cc

What is free fall acceleration, What is free fall acceleration? On eart...

What is free fall acceleration? On earth free fall acceleration is 9.81 meters per second per second or 32.2 feet per second per second, not containing air resistance. Aroun

Internal energy, When do you use Wn instead of work - A?

When do you use Wn instead of work - A?

Expermient of demonstration vernier, Demonstration vernier Two pieces o...

Demonstration vernier Two pieces of tongued and grooved floor board about 1 m long can be used to make this apparatus. Saw 7 cm off the tongued board and glue it into the groov

Define the tea in thermos, Define the Tea in Thermos? One liter of tea...

Define the Tea in Thermos? One liter of tea at 90° C is poured keen on a vacuum-insulated container (thermos). The surface area of the thermos walls A=600 cm 2 . The volume am

Forces and nature,

Projectile motion, in some case we take y=-g but in some case we take y=g.....

in some case we take y=-g but in some case we take y=g... why???

Measurement of length, Measurement of length: If the Zeroth division o...

Measurement of length: If the Zeroth division of the head scale does not coincide with the index line the Screw gauge has Zero error. If the Zeroth division of the head Sca

Derive the relation at spherical surface concave, Derive the mathematical r...

Derive the mathematical relation connecting n,u,v and R for refraction at a spherical surface concave towards a point object in a denser medium.

What about iso 9000, What about ISO 9000? Again there considers being c...

What about ISO 9000? Again there considers being confusion about the ISO 9000 series of certifications. This ISO in essence is not a guarantee of good value and is not specifie