Applications of Newton’s Laws
PHXI05:LAWS OF MOTION

363138 Two forces of 6 \(N\) and 3 \(N\) are acting on two blocks of 2 \(kg\) and 1 \(kg\) kept on frictionless floor. What is the force exerted on 2 \(kg\) block by 1 \(kg\) block?
supporting img

1 \(2\,N\)
2 \(5\,N\)
3 \(1\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363139 Three blocks of mass \(4\;kg,2\;kg,1\;kg\) respectively are in contact on a frictionless table as shown in the figure. If a force of \(14\;N\) is applied on the \(4\;kg\) block, the contact force between the \(4\;kg\) and the \(2\;kg\) block will be
supporting img

1 \(2\;N\)
2 \(6\;N\)
3 \(6\;N\)
4 \(14\;N\)
PHXI05:LAWS OF MOTION

363140 If the mass of block \({A, B}\), and \({C}\) are \({3 {~kg}, 2 {~kg}}\), and \(1\,kg\) respectively, then the force applied by \({C}\) on \({B}\) is
supporting img

1 zero
2 \(8\,N\)
3 \(10\,N\)
4 \(5\,N\)
PHXI05:LAWS OF MOTION

363141 A horizontal force \(F\) pushes on \(4\;kg\) block \((A)\) which pushes against a \(2\;kg\) block \((B)\) a shown. The blocks have an acceleration of \(3\;m{\rm{/}}{s^2}\) to the right. There is no friction between the blocks and the surfaces on which they slide. What is the net force \(B\) exerts on \(A\) ?
supporting img

1 \(6\;N\) to the left
2 \(12\;N\) to the right
3 \(6\;N\) to the right
4 \(12\;N\) to the left
PHXI05:LAWS OF MOTION

363142 A horizontal force \({10 N}\) is applied to a block \({A}\) as shown in figure. The mass of blocks are \(2\,kg\) and \(3\,kg\) respectively. The blocks slide over a frictionless surface. The force exerted by block on block is :
supporting img

1 Zero
2 \({4 N}\)
3 \({6 N}\)
4 \({10 N}\)
PHXI05:LAWS OF MOTION

363138 Two forces of 6 \(N\) and 3 \(N\) are acting on two blocks of 2 \(kg\) and 1 \(kg\) kept on frictionless floor. What is the force exerted on 2 \(kg\) block by 1 \(kg\) block?
supporting img

1 \(2\,N\)
2 \(5\,N\)
3 \(1\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363139 Three blocks of mass \(4\;kg,2\;kg,1\;kg\) respectively are in contact on a frictionless table as shown in the figure. If a force of \(14\;N\) is applied on the \(4\;kg\) block, the contact force between the \(4\;kg\) and the \(2\;kg\) block will be
supporting img

1 \(2\;N\)
2 \(6\;N\)
3 \(6\;N\)
4 \(14\;N\)
PHXI05:LAWS OF MOTION

363140 If the mass of block \({A, B}\), and \({C}\) are \({3 {~kg}, 2 {~kg}}\), and \(1\,kg\) respectively, then the force applied by \({C}\) on \({B}\) is
supporting img

1 zero
2 \(8\,N\)
3 \(10\,N\)
4 \(5\,N\)
PHXI05:LAWS OF MOTION

363141 A horizontal force \(F\) pushes on \(4\;kg\) block \((A)\) which pushes against a \(2\;kg\) block \((B)\) a shown. The blocks have an acceleration of \(3\;m{\rm{/}}{s^2}\) to the right. There is no friction between the blocks and the surfaces on which they slide. What is the net force \(B\) exerts on \(A\) ?
supporting img

1 \(6\;N\) to the left
2 \(12\;N\) to the right
3 \(6\;N\) to the right
4 \(12\;N\) to the left
PHXI05:LAWS OF MOTION

363142 A horizontal force \({10 N}\) is applied to a block \({A}\) as shown in figure. The mass of blocks are \(2\,kg\) and \(3\,kg\) respectively. The blocks slide over a frictionless surface. The force exerted by block on block is :
supporting img

1 Zero
2 \({4 N}\)
3 \({6 N}\)
4 \({10 N}\)
PHXI05:LAWS OF MOTION

363138 Two forces of 6 \(N\) and 3 \(N\) are acting on two blocks of 2 \(kg\) and 1 \(kg\) kept on frictionless floor. What is the force exerted on 2 \(kg\) block by 1 \(kg\) block?
supporting img

1 \(2\,N\)
2 \(5\,N\)
3 \(1\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363139 Three blocks of mass \(4\;kg,2\;kg,1\;kg\) respectively are in contact on a frictionless table as shown in the figure. If a force of \(14\;N\) is applied on the \(4\;kg\) block, the contact force between the \(4\;kg\) and the \(2\;kg\) block will be
supporting img

1 \(2\;N\)
2 \(6\;N\)
3 \(6\;N\)
4 \(14\;N\)
PHXI05:LAWS OF MOTION

363140 If the mass of block \({A, B}\), and \({C}\) are \({3 {~kg}, 2 {~kg}}\), and \(1\,kg\) respectively, then the force applied by \({C}\) on \({B}\) is
supporting img

1 zero
2 \(8\,N\)
3 \(10\,N\)
4 \(5\,N\)
PHXI05:LAWS OF MOTION

363141 A horizontal force \(F\) pushes on \(4\;kg\) block \((A)\) which pushes against a \(2\;kg\) block \((B)\) a shown. The blocks have an acceleration of \(3\;m{\rm{/}}{s^2}\) to the right. There is no friction between the blocks and the surfaces on which they slide. What is the net force \(B\) exerts on \(A\) ?
supporting img

1 \(6\;N\) to the left
2 \(12\;N\) to the right
3 \(6\;N\) to the right
4 \(12\;N\) to the left
PHXI05:LAWS OF MOTION

363142 A horizontal force \({10 N}\) is applied to a block \({A}\) as shown in figure. The mass of blocks are \(2\,kg\) and \(3\,kg\) respectively. The blocks slide over a frictionless surface. The force exerted by block on block is :
supporting img

1 Zero
2 \({4 N}\)
3 \({6 N}\)
4 \({10 N}\)
PHXI05:LAWS OF MOTION

363138 Two forces of 6 \(N\) and 3 \(N\) are acting on two blocks of 2 \(kg\) and 1 \(kg\) kept on frictionless floor. What is the force exerted on 2 \(kg\) block by 1 \(kg\) block?
supporting img

1 \(2\,N\)
2 \(5\,N\)
3 \(1\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363139 Three blocks of mass \(4\;kg,2\;kg,1\;kg\) respectively are in contact on a frictionless table as shown in the figure. If a force of \(14\;N\) is applied on the \(4\;kg\) block, the contact force between the \(4\;kg\) and the \(2\;kg\) block will be
supporting img

1 \(2\;N\)
2 \(6\;N\)
3 \(6\;N\)
4 \(14\;N\)
PHXI05:LAWS OF MOTION

363140 If the mass of block \({A, B}\), and \({C}\) are \({3 {~kg}, 2 {~kg}}\), and \(1\,kg\) respectively, then the force applied by \({C}\) on \({B}\) is
supporting img

1 zero
2 \(8\,N\)
3 \(10\,N\)
4 \(5\,N\)
PHXI05:LAWS OF MOTION

363141 A horizontal force \(F\) pushes on \(4\;kg\) block \((A)\) which pushes against a \(2\;kg\) block \((B)\) a shown. The blocks have an acceleration of \(3\;m{\rm{/}}{s^2}\) to the right. There is no friction between the blocks and the surfaces on which they slide. What is the net force \(B\) exerts on \(A\) ?
supporting img

1 \(6\;N\) to the left
2 \(12\;N\) to the right
3 \(6\;N\) to the right
4 \(12\;N\) to the left
PHXI05:LAWS OF MOTION

363142 A horizontal force \({10 N}\) is applied to a block \({A}\) as shown in figure. The mass of blocks are \(2\,kg\) and \(3\,kg\) respectively. The blocks slide over a frictionless surface. The force exerted by block on block is :
supporting img

1 Zero
2 \({4 N}\)
3 \({6 N}\)
4 \({10 N}\)
PHXI05:LAWS OF MOTION

363138 Two forces of 6 \(N\) and 3 \(N\) are acting on two blocks of 2 \(kg\) and 1 \(kg\) kept on frictionless floor. What is the force exerted on 2 \(kg\) block by 1 \(kg\) block?
supporting img

1 \(2\,N\)
2 \(5\,N\)
3 \(1\,N\)
4 \(4\,N\)
PHXI05:LAWS OF MOTION

363139 Three blocks of mass \(4\;kg,2\;kg,1\;kg\) respectively are in contact on a frictionless table as shown in the figure. If a force of \(14\;N\) is applied on the \(4\;kg\) block, the contact force between the \(4\;kg\) and the \(2\;kg\) block will be
supporting img

1 \(2\;N\)
2 \(6\;N\)
3 \(6\;N\)
4 \(14\;N\)
PHXI05:LAWS OF MOTION

363140 If the mass of block \({A, B}\), and \({C}\) are \({3 {~kg}, 2 {~kg}}\), and \(1\,kg\) respectively, then the force applied by \({C}\) on \({B}\) is
supporting img

1 zero
2 \(8\,N\)
3 \(10\,N\)
4 \(5\,N\)
PHXI05:LAWS OF MOTION

363141 A horizontal force \(F\) pushes on \(4\;kg\) block \((A)\) which pushes against a \(2\;kg\) block \((B)\) a shown. The blocks have an acceleration of \(3\;m{\rm{/}}{s^2}\) to the right. There is no friction between the blocks and the surfaces on which they slide. What is the net force \(B\) exerts on \(A\) ?
supporting img

1 \(6\;N\) to the left
2 \(12\;N\) to the right
3 \(6\;N\) to the right
4 \(12\;N\) to the left
PHXI05:LAWS OF MOTION

363142 A horizontal force \({10 N}\) is applied to a block \({A}\) as shown in figure. The mass of blocks are \(2\,kg\) and \(3\,kg\) respectively. The blocks slide over a frictionless surface. The force exerted by block on block is :
supporting img

1 Zero
2 \({4 N}\)
3 \({6 N}\)
4 \({10 N}\)