Discussion
Home ‣ General Knowledge ‣ Physics Comments
- Question
Find the resistance (in mega ?) of a wire of length 20m, cross sectional area 1 cm2 and made of a material of resistivity 200 ?m.
Options- A. 40
- B. 4000
- C. 80
- D. 2000
- Correct Answer
- 40
- 1. What is the direction of torque?
Options- A. Perpendicular to the direction of applied force
- B. Same as the direction of applied force
- C. Opposite to the direction of applied force
- D. Parallel to the radius Discuss
- 2. ___________ states that internal energy is a function of state and the increase in internal energy is equal to the sum of the heat supplied to system and work done by the system.
Options- A. First law of thermodynamics
- B. Hooke's Law
- C. The coulomb's law
- D. Faraday's Law Discuss
- 3. During _____________ motion of an object along a straight line, the velocity remains constant with time.
Options- A. linear
- B. translational
- C. uniform
- D. equilibrium Discuss
- 4. Friction is caused by the ______________ on the two surfaces in contact.
Options- A. irregularities
- B. smoothness
- C. densities
- D. gaps Discuss
- 5. A ball rolling along the ground gradually slows down and finally comes to rest is due to ________.
Options- A. Friction
- B. Magnetic force
- C. Electrostatic force
- D. Muscular force Discuss
- 6. Air moves from the region where the air _____________________________.
Options- A. humidity is high to the region where the humidity is low
- B. pressure is low to the region where the pressure is high
- C. pressure is high to the region where the pressure is low
- D. humidity is low to the region where the humidity is high Discuss
- 7. If demand curve for alphonso mangoes is D = 25000 70P and supply curve is S = 10000 + 80P, find the equilibrium quantity?
Options- A. 18,000 units
- B. 2,000 units
- C. 1,800 units
- D. 200 units Discuss
- 8. Farad is unit of ___________.
Options- A. Capacitance
- B. Reactance
- C. Electric charge
- D. Electric conductance Discuss
- 9. What is the unit of the physical quantity "Inductance"?
Options- A. weber
- B. farad
- C. henry
- D. tesla Discuss
- 10. A body of mass 5 kg accelerates from 12 m/s to 20 m/s in 4 seconds due to the application of a force on it. Calculate the magnitude of this force (in N).
Options- A. 40
- B. 10
- C. 20
- D. 80 Discuss
Physics problems
Search Results
Correct Answer: Perpendicular to the direction of applied force
Correct Answer: First law of thermodynamics
Correct Answer: uniform
Correct Answer: irregularities
Correct Answer: Friction
Correct Answer: pressure is high to the region where the pressure is low
Correct Answer: 18,000 units
Correct Answer: Capacitance
Correct Answer: henry
Correct Answer: 10
Comments
There are no comments.More in General Knowledge:
Programming
Copyright ©CuriousTab. All rights reserved.