Question

Consider a 2 kg block B connected to block A through a string passing over a pulley as shown in figure.
It is found that when the block A is 1 kg or more, the block B slides on table when the car is stationary.
Now car starts moving with an acceleration on horizontal road. It is seen that now the block B moves on
the table when block A is 1.2 kg or more. The acceleration of the car is
B 29
BA
(A) 3 m/s
(B) 1 m/s2
(C)2 m/s2
(D) 4 m/s2​

Answer 1

Answer:

find the smallest volume of oxygen needed to burn 1dm3 of ethane completely

Answer 2

Answer:

the answer is 2 m/s hope it helps you