_____ mirror is used in the headlights of cars.
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If the angle of incidence formed on a concave mirror at a point is 30 deg then the angle of reflection will be
Fundamental duties are included in the Indian Constitution by the_________Amendment.
How can we measure specific gravity of milk?
Which of the following device is best suited for measuring the temperature inside metallurgical furnaces?
If an object is thrown upwards, what will be its velocity, when it reaches its maximum height?
The distance-time graph for the motion of an object moving with a constant speed is a __________.
Why the Earth is having its own atmosphere ?