Subject Repository
Physics Mcqs
Showing 301 – 320 of 940 verified multiple choice questions with answers and explanations.
Q301NTS / FPSC / PPSC
Michelson calculated the speed of light using the instruments______________?
Q302NTS / FPSC / PPSC
The equation θ = 1.22 λ/D was devised by_______________?
Q303NTS / FPSC / PPSC
A convex lens acts as a diverging lens if the_________________?
Q304NTS / FPSC / PPSC
Michelson devised the formula to calculate the speed of light_______________?
Q305NTS / FPSC / PPSC
In optic fiber transmission the repeater are separated through a distance of __________ km in newer system?
Q306NTS / FPSC / PPSC
The function of collimeter in spectrometer is________________?
Q307NTS / FPSC / PPSC
Errors in the transmission of power through optic fiber can be minimized by using a______________?
Q308NTS / FPSC / PPSC
Magnification of the astronomical telescope is_____________?
Q309NTS / FPSC / PPSC
In optic fiber transmission system _____________ are used regenerate the dim light signal?
Q310NTS / FPSC / PPSC
The value of critical angle for glass is_______________?
Q311NTS / FPSC / PPSC
A point where the incident parallel rays of light converge or appear to diverge after passing through a lens is called______________?
Q312NTS / FPSC / PPSC
Dioptre power of an concave lens of 10 cm focal length is_______________?
Q313NTS / FPSC / PPSC
The minimum distance between an object and its real image in a convex lens is_____________?
Q314NTS / FPSC / PPSC
A convex lens gives a virtual image only when the objects lies_________________?
Q315NTS / FPSC / PPSC
Image of an object 5 mm high is only 1 cm high. Magnification produced by lens is__________________?
Q316NTS / FPSC / PPSC
Least distance of distinct vision_____________?
Q317NTS / FPSC / PPSC
Two convex lenses of equal focal length f are placed in contact the resultant focal length of the combination is______________?
Q318NTS / FPSC / PPSC
For normal adjustment, length of astronomical telescope is______________?
Q319NTS / FPSC / PPSC