Advertisements
Advertisements
Question
What is the force which produces an acceleration of 1 m /s2 in a body of mass 1 kg ?
Solution
A force of 1 Newton produces an acceleration of 1 m/s2 in a body of 1 mass kg.
APPEARS IN
RELATED QUESTIONS
If action is always equal to the reaction, explain how a horse can pull a cart.
A stone of 1 kg is thrown with a velocity of 20 m s−1 across the frozen surface of a lake and comes to rest after travelling a distance of 50 m. What is the force of friction between the stone and the ice?
A girl weighing 25 kg stands on the tloor. She exerts a downward force of 250 N on the floor. What force does the floor exert on her ?
If action is always equal to reaction, explain why a cart pulled by a horse can be moved.
Why is it difficult to walk on a slippery road ?
Draw a diagram to show how a rocket engine provides a force to move the rocket upwards. Label the diagram appropriately.
State Newton’s third law of motion and give two examples to illustrate the law.
Complete a sentence and explain it.
The working of a rocket depends on Newton's ______ law of motion.
According to the third law of motion, action and reaction
Consider a frame that is made up of two thin massless rods AB and AC as shown in the figure. A vertical force `vec"P"` of magnitude 100 N is applied at point A of the frame.
Suppose the force is `vec"P"` resolved parallel to the arms AB and AC of the frame.
The magnitude of the resolved component along the arm AC is xN.
The value of x, to the nearest integer, is ______.
[Given: sin(35°) = 0.573, cos(35°) = 0.819, sin(110°) = 0.939, cos(110°) = –0.342]