MCQ(s) of Physics (2110011) - Summer 2015 Sem-2

    • Q. 1  The buoyant force of an object is depend on
    • (A) Object’s density
      (B) Mass of an object
    • (C) Area of an object
      (D) Submerged area of an object
    • (D) Submerged area of an object
    • Q. 2  The unit of an inductance of an inductor is _______
    • (A) Henry
      (B) Farad
    • (C) coulomb
      (D) Ohm
    • (A) Henry
    • Q. 3  Which of the following is a Scalar quantity
    • (A) Momentum
      (B) Force
    • (C) Mass
      (D) Velocity
    • (C) Mass
    • Q. 4  Ohm’s Law is not applicable to
    • (A) Semiconductors
      (B) DC Circuits
    • (C) High Currents
      (D) Resistor
    • (A) Semiconductors
    • Q. 5  Potential difference is measured in
    • (A) Volts
      (B) Amperes
    • (C) Joules
      (D) Watts
    • (A) Volts
    • Q. 6  An inductor stores energy in
    • (A) Electrostatic field
      (B) electromagnetic field
    • (C) core
      (D) magnetic field
    • (D) magnetic field
    • Q. 7  Four identical resistors are first connected in parallel and then in series. The resultant resistance of the first combination to the second will be
    • (A) 1/6 times
      (B) 1/4 times
    • (C) 4 times
      (D) 16 times
    • (A) 1/6 times
    • Q. 8  The acceleration in a body is due to
    • (A) Balanced force
      (B) unbalanced force
    • (C) mass
      (D) electrostatic force
    • (B) unbalanced force
    • Q. 9  If any block of material is float on liquid, what can say about block
    • (A) Block is heavier than liquid
      (B) liquid is heavier than block
    • (C) density of liquid is more than block
      (D) density of block is more than liquid
    • (C) density of liquid is more than block
    • Q. 10  Step up transformer decreases
    • (A) Voltage
      (B) current
    • (C) power
      (D) frequency
    • (B) current
    • Q. 11  Which is not a unit of Pressure?
    • (A) Bar
      (B) Torr
    • (C) Pascal
      (D) N/m
    • (B) Torr
    • Q. 12  For an object which is on circular motion, it must have
    • (A) Continuously accelerated
      (B) Continuously slow down
    • (C) Continuously acted on balanced force
      (D) none of these
    • (A) Continuously accelerated
    • Q. 13  What is the force acting on an object of mass 10 kg moving with a uniform velocity of 10m/s?
    • (A) 100N
      (B) 10N
    • (C) 0N
      (D) 1N
    • (C) 0N
    • Q. 14  What is the SI unit of surface tension
    • (A) Nm
      (B) Nm-1
    • (C) Nm-2
      (D) Jm-1
    • (B) Nm-1
    • Q. 15  The SI unit of velocity is ______________
    • (A) Poise
      (B) Pascal
    • (C) Jule
      (D) none of these
    • (D) none of these
    • Q. 16  The dimensional formula of surface tension is _____________
    • (A) M1L1T-1
      (B) M1 L1 T-2
    • (C) M1L0T-2
      (D) M1L-1T-1
    • (C) M1L0T-2
    • Q. 17  Potential difference is measured in ___________
    • (A) Volt
      (B) Ampere
    • (C) Joule
      (D) Watt
    • (A) Volt
    • Q. 18  Kirchhoff’s second law is based on law of conservation of _____________
    • (A) Charge
      (B) Momentum
    • (C) Energy
      (D) Mass
    • (C) Energy
    • Q. 19  In a color code of resistor, number 3 is represented by ____________
    • (A) Blue
      (B) Orange
    • (C) Grey
      (D) Violet
    • (B) Orange
    • Q. 20  Resistance of a conductor in the form of a wire depends on its ___________
    • (A) Pressure
      (B) Length
    • (C) Temperature
      (D) Material
    • (B) Length
    • Q. 21  An inductor stores energy in form of __________
    • (A) Electrostatic field
      (B) Electromagnetic field
    • (C) Core
      (D) Magnetic field
    • (D) Magnetic field
    • Q. 22  SI unit of torque is ___________
    • (A) Nm
      (B) Nm-1
    • (C) Nm-2
      (D) Jm-1
    • (A) Nm
    • Q. 23  A cube of ice is floating in water contained in a vessel. When the ice melts, the level of water in the vessel____________
    • (A) rises
      (B) falls
    • (C) remain unchanged
      (D) falls at first and then rises to the same height as before
    • (C) remain unchanged
    • Q. 24  The resultant of balanced force is ____________
    • (A) non zero
      (B) equal to zero
    • (C) not equal to zero
      (D) equal to the acceleration produced in body
    • (B) equal to zero
    • Q. 25  Inertia is ___________
    • (A) property of matter
      (B) type of force
    • (C) speed of an object
      (D) none of these
    • (A) property of matter
    • Q. 26  The gravitational force of earth acting on a body of mass 1 kg is ____________
    • (A) 8.9 N
      (B) 9.8 N
    • (C) 980 N
      (D) 1 N
    • (B) 9.8 N
    • Q. 27  Which pair of variables defines motion?
    • (A) speed and distance
      (B) time and momentum
    • (C) Change of position and passage of time
      (D) speed and passage of time
    • (C) Change of position and passage of time
    • Q. 28  The acceleration in a body is due to ___________
    • (A) Balanced force
      (B) Unbalanced force
    • (C) Mass
      (D) Electrostatic force
    • (B) Unbalanced force