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Explain the term 'resolving power' of an astronomical telescope. How does it get affected on
1. Enhancing the aperture of the objective lens?
2. Enhancing the wavelength of the light used?
Justify your answer in each case.
Figure shows an arrangement of a carriage system. A force P is applied on the carriage B and moving rightward at 3 m/s 2 constant acceleration. At the instant shown the velocit
(i) It is also known as impure semiconductor. (ii) The phenomena of adding impurity is known as Doping.
Wave motion is the phenomenon in which the particle/matter ruins at the point where it is. But the disturbance/energy get transferred from one point to the other. The particle ju
Describe concept about vibrational modes of carbon dioxide molecule. Vibrational Modes of CO 2 molecule While excited, the CO 2 molecule vibrates as masses joined by a spr
a pendulum is timed ,first for 20 swings and then for 50 swings ; time for 20 swings = 17.4 sec and time for 50 sec = 43.2. calculate the average time per swing/
A helium atom is in a galaxy travelling at a speed of 4.89 x 10 6 m/s away from the Earth. An astronomer on Earth observes a frequency from the helium atom of 6.52 x 10 14 H
their applications,operations and characteristics?
INTERFERENCE and DIFFRACTION: INTERFERENCE: The physical effect of super position of waves from two sources vibrating with same frequency and amplitude is called the interfere
What are the types of compound pendulum? ?
find the number of electric lines of force that radiate outwards from one coulomb charge in vaccum
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