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Grade: 12
        three blocks of mass m1=2 kg, m2 =4kg and m3 =6kg  are  connected  by light string on a frictionless inclined plane of 60°. A force  F of 120 N is applied upwards along the incline to the uppermost block, causing an upward movement of the block. calculate the acceleration of the blocks and tension in the strings.
2 years ago

Answers : (1)

jitender
114 Points
							F - T1-m1gsin60 = m1a_______   1st eqnT1-T2-m2gsin60= m2a_______2nd eqnT3 -m3gsin60= m3a_____3rd.eqnAnd F-(m1+m2+m3)gsin60 = (m1+m2+m3)aFirst find a then T3 from 3rd then T2 from 2nd and then T1 from 1st eqn
						
2 years ago
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