NEET MCQ for Physics 11

NEET MCQ for Physics 11

Q.1.Which of the following has/have zero average value in a plane electromagnetic wave?
A) Both magnetic and electric fields
B) Electric field only
C) Magnetic field only
D) None of these

Q.2.A student goes from his house to school on his bicycle. The distance traveled by him is given by the relation x: (4t+6+2+3), where distance x is in meters and time t is in seconds. The acceleration of his bicycle after 30 seconds is
A) 360m/s2
B) 120m/s2
C) 36m/s2
D) 12m/s

Q.3.Which of the following laws is applicable for the behavior of a perfect gas?
A) Gay-Lussac’s Law
B) Kirchhoff’s Laws
C) Coulomb’s Law
D) Hooke’s Law

Q.4.A current carrying loop is placed in a uniform magnetic field. The torque acting on it does not depend upon
A) Area of loop
B) Value of current
C) Magnetic field
D) None of these

Q.5.A strong magnetic field is applied on a stationary electron. Then the electron
A) Moves in the direction of the field.
B) Remained stationary.
C) Moves perpendicular to the direction of the field.
D) Moves opposite to the direction of the field.

Q.6.Direction of current induced in a wire moving in a magnetic field is found using
A) Flemings left hand rule
B) Fleming’s right-hand rule
C) Ampere’s rule
D) Right hand clasp rule

Q.7.The incorrect statement is
A) All simple harmonic motions have fixed time period
B) All motion having same time period are simple harmonic motion
C) In simple harmonic motion total energy is proportional to square of amplitude
D) Phase constant of simple harmonic motion depends upon initial conditions

Q.8.Which of the following statements is not correct?
A) Whenever the amount of magnetic flux linked with a circuit changes, an emf is induced in circuit.
B) The induced emf lasts so long as the change in magnetic flux continues.
C) The direction of induced emf is given by Lenz’s law.
D) Lenz’s law is a consequence of the law of conservation of momentum.

Q.9.In a double slit interference pattern, the first maxima for infrared light would be
A) At the same place as the first maxima for green light
B) Closer to the Centre than the first maxima for green light
C) Farther from the Centre than the first maxima for green light
D) Infrared light does not produce an interference pattern

Q.10.A test charge is moved from lower potential point to a higher potential point. The potential energy of test charge will
A) Remain the same
B) Increase
C) Decrease
D) Become zero

Q.11.On a hot summer night, the refractive index of air is smallest near the ground and increases with height from the ground. When a light beam is directed horizontally, the Huygens’s principle leads us to conclude that as it travels, the light beam:
A) Becomes narrower
B) Goes horizontally without any deflection
C) Bends downwards
D) Bends upwards

Q.12.A diverging lens with magnitude of focal length 25 cm is placed at a distance of 15 cm from a converging lens of magnitude of focal length 20 cm. A beam of parallel light falls on the diverging lens. The final image formed is:
A) Real and at a distance of 40 cm from the divergent lens
B) Real and at a distance of 6 cm from the convergent lens
C) Real and at a distance of 40 cm from convergent lens
D) Virtual and at a distance of 40 cm from convergent lens

Q.13.A small quantity of water is placed in a small cavity made in a block of Ice at 0 degree centigrade. Which of the following will happen?
A) The temperature of water will become zero and it will freeze
B) The temperature of water will become zero but it will not freeze
C) The temperature of the water will become zero and it will come out of the cavity
D) The temperature of the water will become zero and ice will melt to merge with water

Q.14.What is the approximate height of a Geostationary satellite?
A) 981 km
B) 15000 kms
C) 35000 kms
D) 5000 kms

Q.15.Bernoulli’s theorem is based on the law of conservation of
A) Mass
B) Energy
C) Linear Momentum
D) Angular Momentum

Q.16.A piece of Ice was tied with a string to a water bucket’s bottom, and the water bucket was filled with water with ice fully submerged in it. What would be the impact on the level of water when the ice melts away completely?
A) The level of water will go up
B) The level of water will go down
C) The level of water will remain unchanged
D) The level of water will first increase then come to the previous on

Q.17.Which of the following is/are correct statements with respect to Copper (Cu), Silver (Ag) and Gold (Au)?
1. All of them are can be found naturally in their elemental state
2. All of them belong to same group in the periodic table
Select the correct option from the codes given below:
A) Only 1
B) Only 2
C) Both 1 & 2
D) Neither 1 nor 2

Q.18.Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?
A) Pressure and Young’s modules
B) Planck’s constant and Angular momentum
C) Impulse and moment of force
D) Force and rate of change of linear momentum

Q.19.Which among the following scientists is known for laws of planetary motion?
A) Newton
B) Kepler
C) Galileo
D) Faraday

Q.20.Sound travels with a different speed in media. In what order does the velocity of sound increase in these media?
A) Water, iron and air
B) Iron, air and water
C) Air, water and iron
D) Iron, water and air

Q.21.Oil raise up the wick in a lamp. The principle involves
A) The diffusion of oil through the wick
B) The liquid state of oil
C) Capillary action phenomenon
D) Volatility of oil

Q.22.Optical fibre works on the
A) Principle of refraction
B) Total internal reflection
C) Scattering
D) Interference

Q.23.Radio telescopes are better than optical telescopes because
A) They can detect faint galaxies which no optical telescope can
B) They can work even in cloudy conditions
C) They can work during the day and night
D) All of the above

Q.24.If in a closed room, the door of a refrigerator is kept open for some time, the temperature of room will?
A) Increase
B) Decrease
C) Remains same
D) First decrease then become stable

Q.25.Value of Reynold’s number will be maximum when
A) Viscosity is less
B) Density is less
C) Viscosity is more
D) All of these

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