14) 48.5 N1. A force F = 5t is applied on a block of mass10 kg kept on

1.	14) 48.5 N1. A force F = 5t is applied on a block of mass10 kg kept on rough horizontal surface (u = 0.5).in rest what is speed of the block at t = 20 s?10 kg= 5tu = 0.5(1) 15 m/s(3) 25 m/s(2) 18 m/s(4) Cannot be calculated
Answer» ANSWER: It is 25m/s I don't CALCULATE it MAKE GUESS only

14) 48.5 N1. A force F = 5t is applied on a block of mass10 kg kept on rough horizontal surface (u = 0.5).in rest what is speed of the block at t = 20 s?10 kg= 5tu = 0.5(1) 15 m/s(3) 25 m/s(2) 18 m/s(4) Cannot be calculated

Answer»

ANSWER:

It is 25m/s

I don't CALCULATE it MAKE GUESS only

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14) 48.5 N1. A force F = 5t is applied on a block of mass10 kg kept on rough horizontal surface (u = 0.5).in rest what is speed of the block at t = 20 s?10 kg= 5tu = 0.5(1) 15 m/s(3) 25 m/s(2) 18 m/s(4) Cannot be calculated​

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14) 48.5 N1. A force F = 5t is applied on a block of mass10 kg kept on rough horizontal surface (u = 0.5).in rest what is speed of the block at t = 20 s?10 kg= 5tu = 0.5(1) 15 m/s(3) 25 m/s(2) 18 m/s(4) Cannot be calculated