# NEET MCQ for Physics 16

NEET MCQ for Physics 16

Q.1.When a metal conductor connected to left gap of a meter bridge is heated, the balancing point
A) Shifts towards right
B) Shifts towards left
C) Remains unchanged
D) Remains at zero

Q.2.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.3.The total energy of the particle executing simple harmonic motion is proportional to
A) Displacement in equilibrium position
B) Frequency of oscillation
C) Velocity in equilibrium position
D) Square of amplitude of motion

Q.4.A metal plate can be heated by
A) Passing either a direct or alternating current through the plate.
B) Placing in a time varying magnetic field.
C) Placing in a space varying magnetic field, but does not vary with time.
D) Both (A) and (B) are correct.

Q.5.If a variable frequency ac source is connected to a capacitor then with decrease in frequency the displacement current will
A) Increase
B) Decrease
C) Remains constant
D) First decrease then increase

Q.6.An oscillator is an amplifier with:
A) A large gain
B) Negative feedback
C) Positive feedback
D) No feedback

Q.7.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.8.A capacitor has some dielectric between its plates, and the capacitor is connected to a dc source. The battery is now disconnected and then the dielectric is removed, then
A) Capacitance will increase.
B) Energy stored will decrease
C) Electric field will increase.
D) Voltage will decrease.

Q.9.In physics, a radian per second is a unit of
A) Angular displacement
B) Angular velocity
C) Angular acceleration
D) Angular momentum

Q.10.On decreasing the height of a satellite, its time period of revolution will
A) Decrease
B) Increase
C) Unchanged
D) None of these

Q.11.A block of mass m is placed on a surface with a vertical cross section given by y = x3/6. If the coefficient of friction is 0.5, the maximum height above the ground at which the block can be placed without slipping is
A) 1/6m
B) 2/3m
C) 1/3m
D) 1/2m

Q.12.In a common emitter amplifier circuit using an n-p-n transistor, the phase difference between the input and the output voltages will be
A) 135°
B) 180°
C) 45°
D) 90°

Q.13.The substance in which elastic after effect is negligible
A) Copper
B) Silver
C) Rubber
D) Quartz

Q.14.Product of moment of inertia and angular acceleration of a body is called
A) Angular momentum
B) Torque
C) Force
D) Work

Q.15.When Ozone is heated its volume will….?
A) Increases
B) Decreases
C) Remains unchanged
D) First Increase, then decrease

Q.16.Which among the following is the site of Prototype Fast Breeder Reactor (PFBR) in India?
A) Kudankulam
B) Kalpakkam
C) Narora
D) Rawatbhata

Q.17.Gravitational force is
A) Electrostatic force
B) Repulsive force
C) Conservative force
D) Non-conservative force

Q.18.Heat capacity of a body is Infinite. It implies that
A) Body absorbs heat
B) Body rejects heat
C) Temperature of the body remains constant on supplying heat to it
D) None of the above

Q.19.Which of the following statements is incorrect about a Plane Mirror?
A) The focal length of a plane mirror is infinity
B) Its optical power is one
C) It forms a virtual image of a real object
D) It is used in constructing periscope

Q.20.From a tower of height H, a particle is thrown vertically upwards with a speed u. The time taken by the particle, to hit the ground, is n times that taken by it to reach the highest point of its path. The relation between H, u and n is
A) 2gH = nu2 (n-2)
B) gH = (n-2) u2
C) 2gH= n2u2
D) gH = (n-2)2u2

Q.21.Radiation hardening is used in design of artificial satellites, spacecraft, military aircraft, nuclear power stations, and nuclear weapons for which of the following purposes?
B) Trace element analysis
D) Increase resistance

Q.22.The term “Isopycnic” is most closely defined by which among the following?
A) Two places with same atmospheric pressure
B) Two liquids with same viscosity
C) Two liquids with same density
D) Two places with same temperature

Q.23.The radiation corresponding to 3+2 transition of hydrogen atom falls on a metal surface to produce photoelectrons. These electrons are made to enter a magnetic field of 3 X 10-41. If the radius of the largest circular path followed by these electrons is 10.0 mm, the work function of the metal is close to
A) 0.8 eV
B) 1.6 eV
C) 1.8 eV
D) 1.1 eV

Q.24.Which among the following would be most commonly affected, if the filament of a electric Bulb is not uniform?
A) Light
B) Life
C) Resistance
D) None of the above

Q.25.Any moving object on earth finally comes to rest due to which among the following?
A) Gravity
B) Friction
C) Inertia
D) Motion

NEET MCQ Physics-1