NEET 2019

175 Questions • 180 Minutes • 2019

Take This Paper Online

All Questions — Click to View Solution

The speed of a swimmer in still water is 20 m/s. The speed of river water is 10 m/s and is flowing due east. If he is standing on the south bank and wishes to cross the river along the shortest path, the angle at which he should make his strokes w.r.t. north is given by :

View Answer & Solution

A mass m is attached to a thin wire and whirled in a vertical circle. The wire is most likely to break when :

View Answer & Solution

The displacement of a particle executing simple harmonic motion is given by $y = A_0 + A\sin\omega t + B\cos\omega t$. Then the amplitude of its oscillation is given by :

View Answer & Solution

A 800 turn coil of effective area 0.05 $m^2$ is kept perpendicular to a magnetic field $5 \times 10^{-5}$ T. When the plane of the coil is rotated by 90° around any of its coplanar axis in 0.1 s, the emf induced in the coil will be :

View Answer & Solution

Average velocity of a particle executing SHM in one complete vibration is :

View Answer & Solution

A soap bubble, having radius of 1 mm, is blown from a detergent solution having a surface tension of $2.5 \times 10^{-2}$ N/m. The pressure inside the bubble equals at a point $Z_0$ below the free surface of water in a container. Taking g = 10 $m/s^2$ density of water = $10^3$ kg/$m^3$, the value of $Z_0$ is :

View Answer & Solution

A copper rod of 88 cm and an aluminum rod of unknown length have their increase in length independent of increase in temperature. The length of aluminum rod is : ($\alpha_{Cu} = 1.7 \times 10^{-5}$ $K^{-1}$ and $\alpha_{Al} = 2.2 \times 10^{-5}$ $K^{-1}$)

View Answer & Solution

The unit of thermal conductivity is :

View Answer & Solution

When a block of mass M is suspended by a long wire of length L, the length of the wire become (L + l). The elastic potential energy stored in the extended wire is :

View Answer & Solution

A disc of radius 2m and mass 100 kg rolls on a horizontal floor. Its centre of mass has speed of 20 cm/s. How much work is needed to stop it ?

View Answer & Solution

In an experiment, the percentage of error occurred in the measurment of physical quantities A, B, C and D are 1%, 2%, 3% and 4% respectively. Then the maximum percentage of error in the measurement X, where $X = \frac{A^2B^{1/2}}{C^{1/3}D^3}$, will be :

View Answer & Solution

A body weighs 200 N on the surface of the earth. How much will it weigh half way down to the centre of the earth ?

View Answer & Solution

Which colour of the light has the longest wavelength ?

View Answer & Solution

A solid cylinder of mass 2 kg and radius 4 cm is rotating about its axis at the rate of 3 rpm. The torque required to stop after $2\pi$ revolutions is :

View Answer & Solution

A hollow metal sphere of radius R is uniformly charged. The electric field due to the sphere at a distance r from the centre :

View Answer & Solution

In which of the following devices, the eddy current effect is not used ?

View Answer & Solution

At a point A on the earth's surface the angle of dip, $\delta = +25°$. At a point B on the earth's surface the angle of dip, $\delta = -25°$. We can interpret that :

View Answer & Solution

A force F = 20 + 10y acts on a particle in y-direction where F is in newton and y in meter. Work done by this force to move the particle from y = 0 to y = 1 m is :

View Answer & Solution

Pick the wrong answer in the context with rainbow.

View Answer & Solution

A cylindrical conductor of radius R is carrying a constant current. The plot of the magnitude of the magnetic field, B with the distance d, from the centre of the conductor, is correctly represented by the figure :

View Answer & Solution

Previous
1
2
3
4
5
6
7
8
9
Next

Paper Info

Exam: NEET
Year: 2019
Questions: 175
Duration: 180 mins

Take Online All Papers