The most suitable type of mirror used for the constructio...
The most suitable type of mirror used for the construction of the search light is the?
concave mirror
convex mirror
spherical mirror
parabolic mirror
Correct answer is D
In optics, parabolic mirrors are used to gather light in reflecting telescopes and solar furnaces, and project a beam of light in flashlights, searchlights, stage spotlights, and car headlights.
Which of the following is a set of vectors? ...
The length of an iron bar is 100cm at 20°C. At what temperature will its length increase by 0.01...
Which of the following distances is usually adjustable in the camera? The distance between the ...
Lenz’s law of electromagnetic induction is essentially a statement of the ...
In a meter bridge experiment, two resistor 2Ω and 3Ω occupy the left and right gap...
Which of the following statements is Not true about atoms? ...