do not produce noise during the operation
are easy to produce
can produce perfectly homogeneous solutions
do not produce chemical reactions in the solution
Ultrasound which is upper limit of human hearing is characterized by which of the followingfrequencies?
Unit of electrical energy is
Unit of solid angle is
Urdu is the official language of-
Van der Waals equation explains the behaviour of
Vegetables are cooked in lesser time by adding a pinch of salt while cooking because
Vehicle tyres are inflated properly
Vehicles use _ to see the objects coming from behind.
Velocitation is the tendency to
Velocity of sound in air does not change with the change of