If a real object is placed just inside the focal point of a diverging lens, the image is
If a sound travels from air to water, the quantity that remain unchanged is
If a stationary electron is in a uniform magnetic filed, it will be
If a wire of resistance R is melted & recast to half of its length, then the new resistance of the wire will be
If A.C is fed by mistake to a D.C motor, then the D.C motor will
If an egg with shell is placed in a microwave oven, which among the following would most likely happen?
If an electron & a photon have the same wavelength, then they will have the same
If an object moves with constant velocity,
If an ordinary glass tube & a glass capillary tube are both dipped in a beaker of water, water rises in
If both the mass & the velocity of a body is increased to twice of their magnitude, the kinetic energy will increase by
