BALOCHISTAN MDCAT 2023 PAPER

1. Two point charges, each of magnitude q are separated by a distance 2d. At a point mid-way between:

2. A low energy neutron has RBE factor of 10. How much energy is absorbed by a man of mass 80 Kg, if the value of equivalent dose is 400 rem

3. A circuit that converts pulsating voltage of the rectifier to smooth voltage is known as

4. If Cv denotes molar speak heat at constant volume and ΔT is the change in temperature then CvΔT gives:

5. If the initial velocity ‘u’ of the projectile is doubled, height ‘H’ of the projectile becomes

6. A step down transformer is used to light a 12 volt 24 mA lamp from the 240 mains the current through primary is 1.5 mA. What is the efficiency of the transformer

7. An oscillator performing simple harmonic motion has a displacement x given by the equation x= 8.0 (mm) sin( 10π/3 )t. What is the displacement when t=0,05 sec

8. According to wave particle duality, identify respectively how all micro-particles (electrons, protons, atoms etc ) behave when propagating and when exchanging energies

9. A solenoid of length 10 cm has magnetic flux density B=0 50T When there is free space inside its turns. When the same solenoid is wounded on iron core then its flux density is increased by