https://youtu.be/Kpg1WddSmqQ

What kind pyramid is represented by the given figure ? https://haygot.s3.amazonaws.com/questions/929221_4dbe11c723cb43258136cd29db69b611.png

If in case-A, elongation in wire of length L is l. Then for same wire, elongation is case-B will be

An incompressible liquid is flowing through Aa horizontal pipe as shown in figure. The magnitude of velocity v is

Two metallic rods of same area of cross section, having lengths in ratio 2:3 and ratio of thermal conductivities 2:3 are connected in series across a temperature difference as shown in figure. The temperature of the junction (theta_0) is

The height of mercury in the barometer tube is 70cm due to entrapped air in it as shown in figure. Now from this position tube is pulled up slightly, then length of the mercury column in the tube will

Fig 2.35 shows the velocity-time graph for two cars A and B moving in same direction. Which car has the greater acceleration ? Give reason to your answer. Reason: Slope of straight line for car B is more than that of line A. https://haygot.s3.amazonaws.com/questions/202728_8d7544af7b20492cb472c5b5c8c57e3d.png

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Find contact force between 2 kg and 3 kg blocks :- ltimg src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/ALN_NC_PH_M1N6A_E01_020_Q01.png" width="80%"gt