JIPMER Full Mock Test - 6 - NEET MCQ

A wire of resistance R is divided in 10 equal parts. These parts are connected in parallel, the equivalent resistance of such connection will be

A resistor of 0.5 Ω is connected to another resistor in parallel combination to get an equivalent resistance of 0.1 Ω. The resistance of second resistor is

Two condensers, one of capacity C and the other of capacity C/2 , are connected to a V volt battery, as shown.

The work done in charging fully both the condensers is

The north pole of a long horizontal bar magnet is being brought closer to a vertical conducting plane, along the perpendicular direction. The induced current in the conducting plane is

The dimensions of RC are the same as the dimensions of L/R

The displacement current arises when electric field in a region

Three capacitors of capacitances 2 μF, 4 μF and 6 μF are connected in a parallel combination. Their equivalent capacitance will be

If a ladder weighing 250 N is placed against a smooth vertical wall having coefficient of friction between it and floor is 0.3, then what is the maximum force of friction available at the point of contact between the ladder and the floor

A body weighs 500 N on the surface of the earth. How much would it weigh half way below the surface of the earth?

The metallic bob of a simple pendulum has the relative density ρ. The time period of this pendulum is T. If the metallic bob is immersed in water, then the new time period is given by

A parallel plate air condenser has certain capacity. When 2 3 of the distance between the plates is filled with a dielectric, the capacity is found to increase by a factor of 2^.25. The dielectric constant is

A partition wall has two layers A and B in contact, each made of different material. They have the same thickness but the thermal conductivity of layer A is twice that of layer B. If the steady state temperature difference across the wall is 60 K, then the corresponding difference across the layer A is

Two beams of light having intensities I and 4I interfere to produce a fringe pattern on a screen. The phase difference between the beams is π/2 at point A and π at point B. Then the difference between the resultant intencities at A and B is

Which of the following has maximum specific heat

Two circular coils of diameters 10 and 20 cm have the same no. of turns and currents. The ratio of magnetic field inductions produced at the centre of the coils, when connected in series, is

The magnetic field near a current carrying conductor is given by

When a resistance R is connected in series with a galvanometer of resistance 100 Ω, it acts as a voltmeter of range V. to double the range, an additional resistance of 1000 Ω is to be connected is series with R. The value of R is

If a diamagnetic subsatnce is brought near north or south pole of a bar magnet it is

The domain formation is a necessary feature of

If a diamagnetic substance is brought near the north or the south pole of a bar magnet, it is:

A body floats in a liquid contained in a beaker. If the whole system falls under gravity, then the upthrust on the body due to liquid is

Raindrops are falling from a certain height. Assume all raindrops are spherical and have same drag coefficient. The impact speed of large raindrops compared to that of small raindrops is

For a constant hydraulic stress on an object, the fractional change in the object's volume (Δ V/V) and its bulk modulus (K) are related as

Moment of inertia of a disc about its own axis is I. Its moment of inertia about a tangential axis in its plane is

Position of a particle moving along x axis is given by x = 3t - 4t² + t³, where x is in mts and t in seconds. find the average velocity of the particle in the time interval from t = 2 sec to 4 sec.

Statement-1: Energy is released when heavy nuclei undergo fission or light nuclei undergo fusion .and
Statement-II: For heavy nuclei , binding energy per nucleon increases with increasing Z while for light nuclei it decrease with increasing Z .

A body, whose momentum is constant, must have constant