A ball starts from rest roll down an incline plane and then moves on horizontal ground . Neglecting friction draw the velocity-time graph.
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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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