A monkey ascends a greased pole 12 meters high. He ascends 2 meters in the first minute and slips down 1 meter in the next minute and so on . In which minute does it he reaches the top?
(a) 21st (b) 22nd (c) 23rd (d) 24th (e) None of these
If 1 appears on the first drawn slip, then the possibilities that the number appears on the second drawn slip are 2, 3, or 4. Similarly, if 2 appears on...
The right answer is (a) 1 cm
Explanation:
The friction force to keep it rotating =mω²r. At 4 cm away from the center when it just slips, the static frictional force is...
The right answer is (a) 1 cm
Explanation:
The friction force to keep it rotating =mω²r. At 4 cm away from the center when it just slips, the static frictional force is...
(a) The ‘Greased Lightening-10’ (GL-10) is a 28 kg with 10 engines that can take off and land like a helicopter and fly efficiently like an aircraft. It is a...