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Everyday Science 2124 MCQs [All-Courses]

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The cause for the Tsunami, as deduced by the seismologists, is?

A gravitational pull of the moon

B low pressure trough in the ocean

C deformation of sea floor and vertical displacement of water

D sudden change in the monsoon wind

Review Detailed Answer

Correct Answer: deformation of sea floor and vertical displacement of water

Soap and detergents remove the dirt from clothes due to__________?

A Osmosis

B Capillary action

C Lowering of interfacial tension

D Diffusion

Review Detailed Answer

Correct Answer: Lowering of interfacial tension

Velocity of sound in air does not change with the change of?

A Temperature of air

B Pressure of air

C Moisture content in air

D Wind in the direction of propagation of sound

Review Detailed Answer

Correct Answer: Pressure of air

Which of the following is a component of soap?

A Sodium sulphate

B Sodium stearate

C Sodium chloride

D Sodium nitrate

Review Detailed Answer

Correct Answer: Sodium stearate

The diagnosis of anthrax in cattle may be made by__________?

A Spore staining

B Quellung reaction.

C Mcyfaydean reaction

D None of the above

Review Detailed Answer

Correct Answer: None of the above

Pig iron is also called________?

A Cast iron

B Steel

C Wrought iron

D Stainless steel

Review Detailed Answer

Correct Answer: Cast iron

The weakest of all fundamental forces is the ________________?

A Gravitational force

B Electrostatic force

C Magnetic force

D Nuclear force

Review Detailed Answer

Correct Answer: Gravitational force

If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called_________?

A Annealing

B Quenching

C Tempering

D Nitriding

Review Detailed Answer

Correct Answer: Annealing

The process involved in making soap is called?

A saponification

B hydrolysis

C condensation

D polymerisation

Review Detailed Answer

Correct Answer: saponification

The temperature at which two conjugate solutions change into one homogeneous solution is called__________?

A Azeotrope

B Conjugate temperature

C Consolute temperature

D Eutectic point

Review Detailed Answer

Correct Answer: Consolute temperature

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Everyday Science 2124 MCQs [All-Courses]

All Topics 2124

All Topics 2124

The cause for the Tsunami, as deduced by the seismologists, is?

Soap and detergents remove the dirt from clothes due to__________?

Velocity of sound in air does not change with the change of?

Which of the following is a component of soap?

The diagnosis of anthrax in cattle may be made by__________?

Pig iron is also called________?

The weakest of all fundamental forces is the ________________?

If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called_________?

The process involved in making soap is called?

The temperature at which two conjugate solutions change into one homogeneous solution is called__________?