Q.1)-When a stone is thrown in calm water of a pond waves produced are-
- Longitudinal wave
- Transverse wave
- Both A and B
- Wave does not Produced
Q.2)-Which instrument can be used to study the wave form of a signal?
- Spectrometer
- Oscilloscope
- Senometer
- P-n Junction dilode
Q.3)-What is found in frequency modulation?
- Fixed frequency
- Fixed dimension
- Change in frequency and dimension
- Change in dimension only
Q.4)-These waves cannot be transmitted through vacuum
- Light
- Sound
- Heat
- Electromagnetic
Q.5)-Stationary wave is formed by
- A transverse wave superposing a longitudinal wave
- Two waves of the same speed superposing
- Two waves of same frequency travelling in the same direction
- Two waves of same frequency travelling in the opposite direction
Q.6)-Intensity of any wave is proportional to which of the following?
- Amplitude
- Square of amplitude
- Square root of amplitude
- Cube of amplitude
Q.7)-The reverse effect of X-ray emission is
- Raman Effect
- Compton Effect
- Zeeman Effect
- Photoelectric Effect
Q.8)-Which of the following waves can not be polarized.
- Radio
- Ultraviolet
- Infrared
- Ultrasonic
Q.9)-Which of the following is not as electromagnetic wave?
- X-Ray
- Gamma Ray
- Cathode Ray
- Infrared
Q.10)-Which of the following has the lowest frequency ?
- Visible Ray
- Gamma Ray
- X-Ray
- Ultraviolet Rays