A. velocity
B. wavelength
C. amplitude
D. frequency
Related Mcqs:
- A light ray traveling form rarer to denser medium suffers a phase change of__________________?
A. 60°
B. 90°
C. 180°
D. 45° - A point source of light placed in a homogeneous medium gives rise to ___________________?
A. a cylindrical wave front
B. an elliptical wave front
C. a spherical wave front
D. a plane wave front - After traveling through a vacuum a photon of light entering into some transparent denser medium. Thus the energy of light______________?
A. Increases because wavelength decreases
B. Decreases because speed decreases
C. Remains same
D. Increases then decrease - In a photoelectric effect monochromatic light is incident on a metal surface. If the incident light of twice the intensity but of same wavelength the kinetic energy of the emitted electron_______________?
A. Becomes double
B. Remains same
C. Becomes half
D. First increases then decrease because of the curvilinear graph - The locus of all points in a medium having the same phase of vibration is called____________________?
A. crest
B. trough
C. wavelength
D. wave front - Which of the following properties of molecules of a gas is same for all gases at particular temperature ?
A. momentum
B. mass
C. velocity
D. kinetic energy - The waves that require a material medium for their propagation are called__________________?
A. matter waves
B. electromagnetic waves
C. carrier waves
D. mechanical waves - Medium which sends signal from source to destination is known as ________ ?
A. Transmitter
B. Transmission channel
C. Receiver
D. HardwareSubmitted by: Rashid Mehmood
- Which one of the following is nearly monochromatic light ?
A. light form fluorescent tube
B. light form neon lamp
C. light form sodium lamp
D. light form simple lamp - The bulk properties of materials such as their mode of fracture can be related to their____________________?
A. Polymerization
B. Cleavage
C. Microstructure
D. Dislocation
