Tag: scope and progress of physics

Questions Related to scope and progress of physics

Nuclear power plant is example of invention related to which field ?

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. Electricity

  2. Education

  3. E learning

  4. Medication

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Correct Option: A
Explanation:

Nuclear energy is converted into electrical energy in a nuclear power plant.

State whether given statement is True or False.
Cashless transaction can be carried out with ATM ?

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. True

  2. False

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Correct Option: A
Explanation:

Nowadays you can transfer the money to another account from your account using an ATM machine. 

Physics is sometimes referred to as exact science. Because.

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. Physics interacts with almost all the sciences

  2. Due important is given for the measurement of quantities

  3. It involves philosophy

  4. Physics is related more closely to mathematics than any other science

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Correct Option: B
Explanation:

More importance is given to measurement of quantities, i.e., qualitative analysis. 

Which among the following has the strongest intermolecular force between their molecules?

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. Milk

  2. Water

  3. Sodium chloride

  4. Air

  5. None of these

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Correct Option: B

Mass of a material varies with temperature.

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. True

  2. False

  3. Nither

  4. Either

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Correct Option: B
Explanation:

Mass is defined as amount of matter something contains. So it it is independent properties of any other properties. 

Option B

Sun spins around once every

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. $26$ days

  2. $27.4$ days

  3. $27$ cas

  4. $30$ days

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Correct Option: B
Explanation:

The sun rotates on its axis once every 27.4 days

Electron microscope is based on which scientific principle?

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. Light amplification by stimulated emission of radiation

  2. Wave nature of electrons

  3. Digital logic

  4. Reflection of ultrasonic waves

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Correct Option: B
Explanation:

Electron microscope is based on the principle of De-Broglie hypothesis of wave-nature of electrons.

Werner Heisenberg is known for his work on 

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. Inelastic scattering of light by molecules

  2. Quantum mechanics: Uncertainty principle

  3. Theory of super conductivity

  4. Expanding universe

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Correct Option: B
Explanation:

Answer is B

In quantum mechanics, the uncertainty principle, also known as Heisenberg's uncertainty principle, is any of a variety of mathematical inequalities asserting a fundamental limit to the precision with which certain pairs of physical properties of a particle, known as complementary variables, such as position and momentum, cannot be known simultaneously.

Bose-Einstein condensate is based on which scientific principle?

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. Magnetic confinement of plasma

  2. Trapping and cooling of atoms by laser beams and magnetic fields

  3. Wave nature of electrons

  4. Motion of charged particles in electromagnetic fields

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Correct Option: B
Explanation:

Bose-Einstein  condensate is made by trapping and cooling of atoms by laser beams and magnetic fields.

What was the major contribution/discoveries of  Archimedes?

physics bharat and science scope and progress of physics recent advancement in medical technology contribution of physics in technology and society

  1. Principle of buoyancy; Principle of the lever

  2. Wave theory of light

  3. Laws of electromagnetic induction

  4. Generation of electromagnetic waves

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Correct Option: A
Explanation:

Archimedes discovered the principal of buoyancy when he was taking a both observed watts getting displaced when he got into the both tub.He also discovered the principle of the lever.(a)