NEET MCQ for Physics 10
Q.1.Bernoulli’s Principle is a statement of
A) Energy conservation in dynamic fluids.
B) Momentum conservation in dynamic fluids.
C) Hydrostatic equilibrium
D) Thermal equilibrium in fluids.
Q.2.Brayton cycle consists of following four processes
A) Two isothermals and two isentropics
B) Two isentropics and two constant volumes
C) Two isentropics, one constant volume and one constant pressure
D) Two isentropics and two constant pressures
Q.3.If a variable frequency ac source is connected to a capacitor then with decrease in frequency the displacement current will
C) Remains constant
D) First decrease then increase
Q.4.The part of the transistor which is heavily doped to produce a large number of majority carriers is:
Q.5.Astronomical unit (AU) is the average distance between
A) The earth and the moon
B) The earth and the sun
C) The moon and the sun
D) The earth and the mars
Q.6.In a young’s double slit experiment, slits are separated by 0.5 mm, and the screen is placed 150 cm away. A beam of light consisting of two wavelengths, 650 nm and 520 nm. is used to obtain interference fringes on the screen. The least distance from the common central maximum to the point where the bright fringes due to both the wavelengths coincide is:
A) 9.75 mm
B) 15.6 mm
C) 1.56 mm
D) 7.8 mm
Q.7.A capacitance of 2uF is required in an electrical circuit across a potential difference of 1 kV. A large number of 1 uF capacitors are available which can withstand a potential difference of not more than 300 V. The minimum number of capacitors required to achieve this is:
Q.8.Distance of centre of mass of a solid uniform cone form its vertex is Zo. If the radius of its base is R and its height is h then Zo is equal to
Q.9.What is the unit of Specific gravity?
A) kg m-3
B) kg m-2
C) kg m-1
D) No units
Q.10.Which among the following is the most common cause of Sunburn?
A) Ultraviolet Radiation
B) Visible Radiation
C) Infrared Radiation
D) Microwave Radiation
Q.11.The substance in which elastic after effect is negligible
Q.12.A bomb which is stationary is exploded into two equal parts. Both parts:
A) Will move with the same speed in same direction
B) Will move with the same speed but in opposite direction
C) will move with different speed in opposite direction
D) Will move with any speed in any direction.
Q.13.What is the value of coefficient of viscosity of an ideal fluid?
Q.14.Time period of revolution of a satellite in a circular orbit does not depend upon
A) Mass of satellite
B) Radius of orbit
C) Both the mass of satellite and the radius of orbit
D) Neither mass of the satellite nor radius of the orbit
Q.15.Which one of the following types of Laser is used in Laser Printers?
A) Semiconductor laser
B) Excimer Laser
C) Dye Laser
D) Gas Laser
Q.16.The power of a lens is measured in:
Q.17.If an egg with shell is placed in a microwave oven, which among the following would most likely happen?
A) The egg will not get warmed
B) The egg will get cooked slowly similar to a boiled egg
C) The egg shell will explode
D) The egg shell becomes yellow
Q.18.First steam-powered vehicle was built by?
A) Richard Trevithick
B) Nicolas-Joseph Cugnot
C) Don Walsh
D) Janice Meek
Q.19.CDRI is among the thirty eight laboratories that are functioning under the aegis of the council of scientific and Industrial Research (CSIR) of India. Where is located CDRI (Central Drug Research Institute)?
Q.20.The scientists have discovered that Milky Way is having two components, the disc and spherical. What may be the central object of Milky Way?
A) A Black Hole
B) A Neuron star
D) A Large Magellanic Cloud
Q.21.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.22.Light from the Sun reaches us in nearly
A) 2 minutes
B) 4 minutes
C) 8 minutes
D) 16 minutes
Q.23.Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2
A) 0.14 m/s
B) 140 m/s
C) 1.4 km/s
D) 14 m/s
Q.24.India’s first Nobel Prize for Physics was claimed in 1930 by the renowned physicist Sir C.V. Raman for his work in which among the following fields?
A) Particle Physics
D) Quantum Mechanics
Q.25.Planets do not twinkle because
A) They emit light of a constant intensity
B) Their distance from the earth does not change with time
C) They are very far away from the earth resulting in decrease in intensity of light
D) They are nearer to earth and hence we receive a greater amount of light and, therefore minor variations in the intensity are not noticeable