ShowPer Page
Wien's constant is measured in:
NETNUST Entry TestPhysicsDawn of Modern Physics
The product of $\lambda_{m}$ and T is called:
NETNUST Entry TestPhysicsDawn of Modern Physics
The intensity of emitted energy (with wavelength) radiated from a black body at different temperature was initially measured by:
NETNUST Entry TestPhysicsDawn of Modern Physics
Black color is:
NETNUST Entry TestPhysicsDawn of Modern Physics
As the platinum wire is heated, its color changes from:
NETNUST Entry TestPhysicsDawn of Modern Physics
When platinum wire is heated, then at the temperature of $500^{\circ}C$, it becomes:
NETNUST Entry TestPhysicsDawn of Modern Physics
As the temperature of a hot body rises, the proportion of:
NETNUST Entry TestPhysicsDawn of Modern Physics
A radiation of longer wavelength:
NETNUST Entry TestPhysicsDawn of Modern Physics
At high temperature, the hot body emits radiations of:
NETNUST Entry TestPhysicsDawn of Modern Physics
At low temperature, the hot body emits radiations of:
NETNUST Entry TestPhysicsDawn of Modern Physics
The nature of radiations emitted by a hot body depends upon its:
NETNUST Entry TestPhysicsDawn of Modern Physics
By taking the relatively effects into account, the location and speed anywhere on Earth can be determined to an accuracy of about:
NETNUST Entry TestPhysicsDawn of Modern Physics
It implies from $\triangle m=\frac{\triangle E}{c^{2}}$ that to get even a small increase in mass of an object, we require:
NETNUST Entry TestPhysicsDawn of Modern Physics
According to special theory of relativity, mass and energy are:
NETNUST Entry TestPhysicsDawn of Modern Physics
When the atomic particles are moving with velocities approaching that of light:
NETNUST Entry TestPhysicsDawn of Modern Physics
The ratio of speed of light to the orbital speed of Earth is:
NETNUST Entry TestPhysicsDawn of Modern Physics
Earth's orbital speed is:
NETNUST Entry TestPhysicsDawn of Modern Physics
Mass of an object:
NETNUST Entry TestPhysicsDawn of Modern Physics
As compared to the distance measured by an observer on Earth, the distance from Earth to a star measured by an observer in a moving spaceship would seem:
NETNUST Entry TestPhysicsDawn of Modern Physics
Aging process of the human body:
NETNUST Entry TestPhysicsDawn of Modern Physics
The dilation of time applies to the timing processes which are:
NETNUST Entry TestPhysicsDawn of Modern Physics
Due to relative motion of observer and the frame of reference of events, time always:
NETNUST Entry TestPhysicsDawn of Modern Physics
Tick the correct statement:
NETNUST Entry TestPhysicsDawn of Modern Physics
Practically the quantity v/c is always:
NETNUST Entry TestPhysicsDawn of Modern Physics
The symbol to be used in relativity problems denotes:
NETNUST Entry TestPhysicsDawn of Modern Physics