Physics problems
- 1. Materials that allow electricity to flow are called
Options- A. Insulators
- B. Conductors
- C. Electron flows
- D. Stimulators Also asked in: AIEEE, Bank Exams, CAT, GATE, Analyst, Bank Clerk, Bank PO, IT Trainer
Correct Answer: Conductors
- 2. Which of the following is a compound machine?
Options- A. Screw
- B. Knife
- C. Bicycle
- D. Ramp Also asked in: AIEEE, Bank Exams, CAT, GATE, Analyst, Bank Clerk, Bank PO
Correct Answer: Bicycle
Explanation:
Bicycle is a compound machine in the above given options. A compound machine is a machine that is formed by two or more simple machines.
- 3. The mass defect is the result of what action occurring?
Options- A. mass being converted to energy when protons and neutrons bind together in a nucleus
- B. protons and electrons being attracted to each other
- C. energy being converted into moles of atoms when neutrons break apart protons
- D. mass being converted to energy when protons and neutrons break apart in a nucleus Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: mass being converted to energy when protons and neutrons bind together in a nucleus
- 4. Wind and solar energy are examples of
Options- A. Finite energies
- B. Renewable energies
- C. Non renewable energies
- D. None of the above Also asked in: AIEEE, Bank Exams, CAT, GATE, Analyst, Bank Clerk, Bank PO
Correct Answer: Renewable energies
- 5. Which of the following is not an intrusive igneous body?
Options- A. Stock
- B. Dike
- C. Stope
- D. Batholith Also asked in: AIEEE, Bank Exams, CAT, Analyst, Bank Clerk, Bank PO
Correct Answer: Stope
Explanation:
These are called intrusive igneous rocks because the magma has intruded into pre-exiting rock layers. Types of intrusive igneous rocks are granite and basalt .
A batholith is the largest of the intrusive bodies.
- 6. Persistence of vision is the principle behind
Options- A. Telescope
- B. Periscope
- C. Cinema
- D. Microscope Also asked in: AIEEE, Bank Exams, CAT, GATE, Analyst, Bank Clerk, Bank PO
Correct Answer: Cinema
Explanation:
Optical illusion is what that refers to persistence of vision with a principle that multiple images blend into a single image in human mind and what is showed in cinema.
Hence, Persistence of vision is the principle behind cinema.
- 7. Which microscope is often used to view metal surfaces?
Options- A. Optical microscopes
- B. Scanning tunneling microscopes
- C. Electron microscopes
- D. None of the above Also asked in: GATE, CAT, Bank Exams, AIEEE, Bank PO, Bank Clerk, Analyst
Correct Answer: Scanning tunneling microscopes
- 8. The basic Speed Law means Also asked in: Analyst, Bank Clerk, Bank PO
Correct Answer: The Basic Speed Law states that you must never drive faster than is safe for present conditions, regardless of the posted speed limit For example, if you are driving 60 kmph in 45 kmph zone, you are not in safe driving and you just not following the speed law
- 9. Energy stored in the nucleus of an atom is called
Options- A. Nuclear energy
- B. Atomic energy
- C. Potential energy
- D. Kinetic energy Also asked in: AIEEE, Bank Exams, CAT, GATE, Analyst, Bank Clerk, Bank PO
Correct Answer: Nuclear energy
- 10. What does it mean if a micrograph is false colored? Also asked in: Analyst, Bank Clerk, Bank PO
Correct Answer: If a micrograph is false-colored, it means that the computer has created the colour for the object since we know that the electron microscopes sees only black and white colours
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