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1. |
A ball is projected with a speed of 20 m/s making an angle of 60° with the horizontal. What will be the speed of the ball at the highest point? |
A. | 10 m/s |
B. | 40/√3 m/s |
C. | 20 m/s |
D. | 40 m/s |
Answer» B. 40/√3 m/s | |