A car of a mass 1 tone is travilling along straight horizontal road at 15ms-1 when it brakes sharp then skids. friction brings the car to rest. if the cofficent of friction between
the tyres and road 0.75, calculate find the decelertion
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Two students are discussing the given ray diagram. Choose who among the two is correct.
Light source
Light rays
Object
Ravi: Objects always releases only three rays of light as we can see in the given diagram
Mukesh: No, objects release a lot of rays of light but for our convenience we only show few of them
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