Advertisements
Advertisements
प्रश्न
In a beam balance when the beam is balanced in a horizontal position, it is in ________ equilibrium.
Advertisements
उत्तर
In a beam balance when the beam is balanced in a horizontal position, it is in static equilibrium.
संबंधित प्रश्न
Sleepers are used below the rails.
The moment of a force of 25 N about a point is 2.5 N m. Find the perpendicular distance of force from that point.
Write an expression for the change in momentum of a body of mass m moving with velocity v if v << c.
Write the expression for calculating the moment of force about a given axis.
A body is acted upon by two forces of magnitude F but in opposite directions. State the effect of the force if both forces act at the same point of the body.
Classify the following amongst contact and non-contact forces.
electrostatic force
Classify the following amongst contact and non-contact forces.
magnetic force
Define couple.
Fig. 5 shows a uniform meter scale weighing 200 gf. Provided at its centre. Two weights 300 gf and 500 gf are suspended from the ruler as shown in the diagram. Calculate the resultant torque of the ruler and hence calculate the distance from mid-point where a 100 gf should be suspended to balance the meter scale.
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.
