BALOCHISTAN MDCAT PAPER 2021 BALOCHISTAN PAPER 2021 ( PART 3 ) 1. Which of the following is the lightest particle? Electron Proton Photon Neutron 2. What is the momentum of a photon with wavelength and Planck constant (h)? P= 0 P=∞ P= 2h P= h/λ 3. The force between two charges in air is F. What will happen to the force if a metal is placed between the two charges? The force will remain the same The force will decrease The force will increase The force will become zero 4. X-ray production is the opposite of: Photoelectric effect Compton scattering Electromagnetic radiation Radioactive decay 5. The mass of a moving car is 1000 kg, its velocity is 20 m/s, and the speed of the car’s engine is 3000 RPM. What is the approximate power of the car? 12k W 18k W 2k W 6k W 6. What is the number of revolutions in 1260 degrees? 4 revolutions 2 revolutions 3.5 revolutions 1 revolution 7. What is the statement of the law of conservation of mechanical energy? Kinetic energy plus potential energy equals a constant Total energy is the sum of kinetic energy Energy can be created or destroyed Work is equal to the change in kinetic energy 8. What type of wave does not carry energy? Transverse wave Stationary wave Electromagnetic wave Longitudinal wave 9. For sterilization, the waves used are: Sound waves Microwaves Radio waves Ultraviolet waves 10. What is a galvanometer used for? Detecting electric current Measuring temperature Amplifying sound Measuring pressure Loading … Pages: 1 2 3 4 5 6 7 8 9 10 11
I can need this page you can help me
Thank you, Sidra Bashir, for visiting mdcat1.com! We greatly appreciate your valuable feedback. Please mention the page number.