Effervescent
Efflorescent
Volatile
Synthetic
A substance which readily forms colloidal solution in contact with water is called
A system exhibiting S.H.M. must possess
A television channel is characterised by
A thick paste of cement, sand water is called
A toy rocket ejects 0.05 kg gas per second with a speed of 400 m/s the accelerating force on the rocket is :
A travelling wave passes a point of observation where the time interval between successive crests is 0.2 s. Which of the following is then true?
A vacuum cleaner works on the principle of pressure difference. On the moon it will
A weightless rubber balloon has 100gm of water in it. Its weight in water will be
A weightless rubber balloon is filled with 200 cc of water. Its weight in water is equal to
A wheel-barrow is an example of
