Sindh MCAT Past Papers 2023

What is the dot product of magnetic induction and unit area:

a)Magnetic pole
b)Magnetic field
c)Magnetic flux
d)Magnetic induction

Which of the following defines the change in magnetic flux per unit area:

a)Magnetic dipole
b)Magnetic field
c)Magnetic flux density
d)Magnetic force

If I transformer has 500 turn on primary coil and 250 turns on secondary coil, then:

a)Output voltage is half of input voltage
b)Output voltage is double of input voltage
c)Output voltage is zero
d)Output and input voltages are equal

On which principle does the transformer work:

a)Magnetic torque
b)Mutual induction
c)Motional EMF
d)Self induction

The energy of light is determined by its:

a)Intensity
b)Amplitude
c)Speed
d)Frequency

If the wavelength of a light is 3 x10^-7, then what is it its frequency:

a)1 x 10^13 Hz
b)1 x 10^15 Hz
c)1 x 10^16 Hz
d)1 x 10^14 Hz

Which of the following corresponds to the momentum of a photon:

a)hλ
b)λ/h
c)h/λ
d)h^2/λ^2

1 J/sec is equals to:

a)1 Watt
b)1 N
c)1 T
d)1 K

The electric potential sets across the terminals of a battery is called:

a)EMF
b)Potential difference
c)Terminal voltage
d)Internal potential group

The internal resistance of a battery is:

a)In parallel to the external load
b)Not connected to the external load
c)In series to the external load
d)Zero

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