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Given the QUESTION, identify the ANSWER
1. How much heat is required to raise the temperature of 1g of water by 1 oC.
• 1 Joule
• 100 Calories
• 100 Joules
• 1 Calorie
Answer: 1 Calorie
2. What is the speed of sound in air in meters per second (at a pressure of one atmosphere and temperature of 25oC)?
• 330
• 110
• 230
• 490
Answer: 330
3. The SI unit of electric current is
• Farad
• Ampere
• Ohm
• Mho
Answer: Ampere
4. What type of lens is a magnifying glass?
• Concave
• Plano-Concave
• Convex
• Plane Glass
Answer: Convex
5. The wire of an electric bulb is known as the
• Filament
• Heating Element
• Luminous Wire
• Radiator
Answer: Filament
6. What is the name of the point where light rays from infinity coverge after passing through a lens?
• Focus
• Parabola
• Center
• Infinity
Answer: Focus
7. The presence of charge on a substance can be confirmed by a
• Electrodes
• Ammeter
• Thermometer
• Gold Leaf Electroscope
Answer: Gold Leaf Electroscope
8. Which of the following is not a good heat insulator?
• Wood
• Wool
• Feathers
• Iron
Answer: Iron
9. Which of the following is attracted by a magnet?
• Iron
• Glass
• Leather
• Sodium
Answer: Iron
10. When a spring is released, its potential energy is converted to
• Magnetic Energy
• Electrical Energy
• Light Energy
• Kinetic Energy
Answer: Kinetic Energy
11. Conductors have a _______ resistance.
• High
• Intermediate
• Low
• Unknown
Answer: Low
12. A freely suspended magnet always aligns itself along the
• East West Axis
• North South Axis
• West South Axis
• East South Axis
Answer: North South Axis
13. By which of the following methods does heat transfer not take place?
• Conduction
• Refraction
• Convection
• Radiation
Answer: Refraction
14. Bending of light rays when they enter a different medium is known as
• Reflection
• Convection
• Radiation
• Refraction
Answer: Refraction
15. What is the name given to the band of seven colors formed by splitting of light by a prism?
• Color Band
• Spectrum
• Color Arc
• Prism Band
Answer: Spectrum
16. Light travels in a
• Circular Path
• Parabolic Path
• Straight Line
• Hyperbolic Path
Answer: Straight Line
17. What does this statement define
The rate of change of position in a fixed direction.
• Speed
• Acceleration
• Momentum
• Velocity
Answer: Velocity
18. Metals expand on heating and contract on cooling.
• True
• False
Answer: True
19. A bicycle dynamo generates Direct Current.
• True
• False
Answer: True
20. The high pitched cries of a bat are above human hearing.
• True
• False
Answer: True
Try the Quiz : Science Quiz : General Physics
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