Physics-
General
Easy
Question
The stress - strain graphs for materials A and B are as shown. Choose the correct alternative
- material A is stronger than material B
- material B is stronger than material A
- Young’s modulus of A is greater than that of B
- Young’s modulus of B is greater than that of A
The correct answer is: material B is stronger than material A
Related Questions to study
physics-
In the experiment to determine Young’s modulus of the material of a wire under tension used in the arrangement as shown. The percentage error in the measurement of length is ‘a’, in the measurement of the radius of the wire is ‘b’ and in the measurement of the change in length of the wire is ‘c’. Percentage error in the measurement of Young’s modulus for a given load is
In the experiment to determine Young’s modulus of the material of a wire under tension used in the arrangement as shown. The percentage error in the measurement of length is ‘a’, in the measurement of the radius of the wire is ‘b’ and in the measurement of the change in length of the wire is ‘c’. Percentage error in the measurement of Young’s modulus for a given load is
physics-General
physics-
The graph shows the change ' ' Dl in the length of a thin uniform wire used by the application of force ‘F’ at different temperatures T1 and T2 The variation suggests that
The graph shows the change ' ' Dl in the length of a thin uniform wire used by the application of force ‘F’ at different temperatures T1 and T2 The variation suggests that
physics-General
physics-
The load versus extension graph for four wires of same material is shown. The thinnest wire is represented by the line
The load versus extension graph for four wires of same material is shown. The thinnest wire is represented by the line
physics-General
physics-
A 2
capacitor is charged as shown in the figure. The percentage of its stored energy dissipated after the switch 
is turned to positions 2 is
A 2 capacitor is charged as shown in the figure. The percentage of its stored energy dissipated after the switch is turned to positions 2 is
physics-General
physics-
What is the potential difference between points 
in the circuit shown?
What is the potential difference between points in the circuit shown?
physics-General
Maths-
If m and n are order and degree of the equation 
then
If m and n are order and degree of the equation then
Maths-General
physics-
What is the potential difference across 2
F capacitor in the circuit shown?
What is the potential difference across 2F capacitor in the circuit shown?
physics-General
physics-
Two insulating plates are both uniformly charged in such a way that the potential difference between them is 
V. (
, plate 2 is at a higher potential). The plates are separated by 
m and can be treated as infinitely large. An electron is released from rest on the inner surface of plate 1. What is its speed when it hits plate 2? (e=1.6
Two insulating plates are both uniformly charged in such a way that the potential difference between them is V. (, plate 2 is at a higher potential). The plates are separated by m and can be treated as infinitely large. An electron is released from rest on the inner surface of plate 1. What is its speed when it hits plate 2? (e=1.6
physics-General
physics-
Calculate the force ' ' F that is applied horizontally at the axle of the wheel which is necessary to raise the wheel over the obstacle of height 4m. Radius of the wheel is 1m and its mass is 
Calculate the force ' ' F that is applied horizontally at the axle of the wheel which is necessary to raise the wheel over the obstacle of height 4m. Radius of the wheel is 1m and its mass is
physics-General
physics-
A wheel of radius ‘r’ and mass ‘m’ stands in front of a step of height 'h’ The least horizontal force which should be applied to the axle of the wheel to allow it to raise onto the step is
A wheel of radius ‘r’ and mass ‘m’ stands in front of a step of height 'h’ The least horizontal force which should be applied to the axle of the wheel to allow it to raise onto the step is
physics-General
Maths-
The order of differential equation is
The order of differential equation is
Maths-General
physics-
Two condensers, one of capacity 
and the other of capacity 
, are connected to a 
volt battery , as shown. The work done in charging fully both the condensers is
Two condensers, one of capacity and the other of capacity , are connected to a volt battery , as shown. The work done in charging fully both the condensers is
physics-General
physics-
A cubical block of side ‘L’ rests on a rough horizontal surface with coefficient of friction ‘m’ A horizontal force F is applied on the block as shown. If the coefficient of friction is sufficiently high so that the block does not slide before toppling, the minimum force required to topple the block is
A cubical block of side ‘L’ rests on a rough horizontal surface with coefficient of friction ‘m’ A horizontal force F is applied on the block as shown. If the coefficient of friction is sufficiently high so that the block does not slide before toppling, the minimum force required to topple the block is
physics-General
physics-
If the time period of a pendulum is 1 sec, then what is the length of the pendulum at point of intersection of l-T and 
graph
If the time period of a pendulum is 1 sec, then what is the length of the pendulum at point of intersection of l-T and graph
physics-General
Maths-
Order and degree of differential equation 
are
Order and degree of differential equation are
Maths-General
