VITEEE - Physics Mock Tests

A capacitor of 2 μF and 4 μF are connected in series across 12 V. Potential difference across 2 μF capacitor is:

Water flows through a horizontal pipe of varying cross-section. At point A, the area is 2 cm² and pressure is 7000 Pa. At point B, the area is 1 cm² and pressure is 1000 Pa. The speed of water at point A is (density of water = 1000 kg/m³):

The position of a particle moving along a straight line is given by x(t) = 3t² - 2t³, where x is in meters and t is in seconds. The acceleration of the particle at t = 1 s is:

A satellite orbits the Earth at a height equal to the Earth's radius R from the surface. Its orbital velocity is: (g = acceleration due to gravity on Earth's surface)

The angle between vectors A = 3i + 4j and B = 4i - 3j is:

The dimensional formula of Planck constant is:

A conductor has a resistance of 5 Ω at 50°C and 7 Ω at 100°C. The temperature coefficient of resistance of the material is:

A circuit consists of a 10 V battery connected in series with three resistors: R1 = 2 ohm, R2 = 3 ohm, and R3 = 5 ohm. The potential difference across R2 is: