Exam 22: Physics and Waves: Exploring Phenomena, Unification, and Detection

Electric and magnetic fields vary at angle of

Energy of photon is directly related to the

If the particles of medium vibrate at right angles to the direction of velocity then wave is

According to Newton, the light travels as

Energy absorbed by electron is used in

Speed at which stars and galaxies are moving away from us is determined by phenomena of

Ranges of waves which overlap are

In electron diffraction, the rings behave as

Amount by which one oscillation leads or lags behind another is called

Wave speed is directly proportional to

High speed electrons from particle detectors are used to determine

Wavelength of a 65 kg person running at a speed of 3 m s^-1 through an opening of width 0.80 m is {{}}

Number of oscillations per unit time is called

Waves associated with electrons are referred to as

Diffraction of slow moving electrons is used to estimate

Frequency and time period are

Longitudinal waves gives rise to

Unification of electromagnetic and weak nuclear forces was done by

Loss of energy of an electron results in

Frequency below which no electrons are emitted from metal surface is