Results
CONGRATULATIONS PASSED!
FAILED!
#1. When the speed of a body does not change with time then its speed is called ______ speed.
#2. The distance travelled by a body can also be found from the ______ under a velocity – time graph if the motion is along a straight line.
#3. The distance travelled in any direction by a body in unit time is called ______.
#4. The location of a certain place or object from a reference point is called ______.
#5. The shortest distance between two points is called the ______.
#6. When it moves or tends to move, stops or tends to stop the motion of a body is called a ______.
#7. The force can also change the ______ of a body.
#8. A property of a body due to which it resists any change in its state of rest or motion is called ______.
#9. The quantity of motion which possesses due to its mass and velocity of a body is called ______.
#10. When a body continues its state of rest or of uniform motion in a straight line provided no net force acts on it is called Newton’s ______ Law of Motion.
#11. P = mv is the equation of ______.
#12. Newton’s First Law of Motion is also called ______.
#13. Newton’s First law of Motion deals with the inertial property of ______.
#14. When a net force acts on a body, it produces acceleration in the body in the direction of the net force. The magnitude of this acceleration is directly proportional to the net force acting on the body and inversely proportional to its mass is called ______ Law of Motion.
#15. When a Bus takes a sharp turn, passengers fall in the outward direction. It is due to ______.
#16. When a Bus takes a sharp turn, passengers fall in the ______ direction. Because they want to continue their motion in a straight line.
#17. When a net force acts on a body, it produces ______ in the body in the direction of the net force.
#18. F = ma is the equation of ______ Law of Motion.
#19. In UK system the SI unit of Force is ______.
#20. The force which produces an acceleration of 1 ms⁻² in a body of mass of 1 Kg.
#21. Forces equal but in opposite direction is called Newton’s ______ Law of Motion.
#22. When a force acts on a body, it produces acceleration in the body and will be equal to the rate of change of ______ of the body.
#23. SI unit of Momentum is called ______.
#24. The momentum of an isolated system of two or more than two interacting bodies remains constant is called ______.
#25. The force that opposes the motion of moving objects is called ______.
#26. The motion of an object in a circular path is known as ______ motion.
#27. The force which keeps a body to move in a circle is called ______ force.
#28. Centripetal reaction that pulls the string outward is sometimes called the ______ force.
#29. According to Newton’s ______ Law of motion, there exists a reaction when centripetal force acts.
#30. When a car moves around the loop, the track provides ______ force to preventing it to move away from the circle.
#31. A body resists any change in its state of rest or uniform motion in a straight line is due to the ______.
#32. The product of mass and velocity is called ______.
#33. Momentum is a ______ quantity.
#34. The SI unit of Mass is ______.
#35. Force of gravity acting on the body is called ______.
#36. The SI unit of weight is called ______.
#37. The law which states that the momentum of an isolated system of two or more than two interacting bodies remains constant is called ______.
Physics Academic Test Preparation: Modern Physics & Electronics
Photoelectric Effect, X-Rays, Wave-Particle Duality & Semiconductor Diodes
Modern physics and basic electronics cover quantum phenomena, atomic structure, and semiconductor applications, forming an exciting and scoring final segment of physics recruitment exams. Candidates are frequently tested on the photoelectric effect, Einstein’s work function equation, X-ray production, de Broglie wavelength, energy bands in solids, p-n junction diodes, and transistor rectification principles. Securing marks here completes your physics preparation.
Quantum Reminder:
Threshold frequency is the minimum light frequency required to eject photoelectrons from a metal surface; increasing light intensity above threshold increases current, not electron kinetic energy.
Major Topics Covered in Physics Quiz 10
- Photoelectric Effect: Einstein’s photoelectric equation ($hf = \Phi + K_{\max}$), stopping potential, and photon momentum properties.
- X-Rays and Wave-Particle Duality: Production of continuous and characteristic X-rays, de Broglie wavelength formula ($\lambda = h / p$), and matter waves verification.
- Energy Bands in Solids: Distinction between conductors, insulators, and semiconductors using valence and conduction bands (forbidden energy gap).
- Semiconductor Diodes and Rectification: Intrinsic/extrinsic semiconductors (p-type and n-type), p-n junction forward/reverse biasing, and half-wave/full-wave rectification.
Modern Physics Equations
- Photoelectric Equation: $hf = \Phi + eV_0$ (where $\Phi = hf_0$)
- de Broglie Wavelength: $\lambda = \frac{h}{mv} = \frac{h}{p}$
- X-Ray Maximum Frequency: $hf_{\max} = eV$
Take Physics Quiz 10 below to lock down your modern physics prep and finish your complete physics question bank training!