Advertisements
Advertisements
प्रश्न
One joule is the amount of work done when a force of ......... moves a body through a distance of .......
Advertisements
उत्तर
1N, 1m in its own direction
APPEARS IN
संबंधित प्रश्न
A spanner of length 10 cm is used to open a nut by applying a minimum force of 5.0 N. Calculate the moment of force required.
Classify the following amongst contact and non-contact force.
force of tension in a string
It is easier to turn the steering wheel of a large diameter than that of a small diameter. Given reason.
What is the work done when no net force is applied on the body?
Fig. shows a uniform meter scale weighing 100 N pivoted at its centre. Two weights of 500 N and 300 N are hung from the ruler as shown in fig.
(i) Calculate total clockwise and anticlockwise moments.
(ii) Calculate difference in clockwise moment and anticlockwise moment.
(iii) Calculate the distance from O where a 100 N weight should be suspended to balance the meter scale.
Give any two effects of a force on a non-rigid body.
Two similar vehicles are moving with the same velocity on the road, such that one of thus is loaded and the other one is empty which of the two vehicles will require larger force to stop?
A uniform metre rule rests horizontally on a knife-edge at the 60 cm mark when a mass of 10 gram is suspended from one end. At which end must this mass be suspended? What is the mass of the rule?
On a see-saw, two children of masses 30 kg and 50 kg are sitting on one side of it at distance 2 m and 2.5 m respectively, from its middle, where should a man of mass 74 kg sit to balance it?
