Q:

The working principle of a washing machine is

A) reverse osmosis	B) diffusion
C) centrifugation	D) dialysis

Answer & Explanation Answer: C) centrifugation

Explanation:

The working principle of a washing machine is centrifugation.

The_working_principle_of_a_washing_machine_is1542349278.jpg image

Centrifugation is a separation process which uses the action of centrifugal force to promote accelerated settling of particles in a solid-liquid mixture.

The washing machine consists of centrifuge for this purpose. A centrifuge is a piece of equipment that puts an object in rotation around a fixed axis, applying a force perpendicular to the axis of spin that can be very strong.

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695 90646

Q:

The expressway is defined as a

A) limited-access or controlled-access highway.	B) road designed for express transport.
C) high-speed privately owned highway.	D) form of improved rural highway.

Answer & Explanation Answer: A) limited-access or controlled-access highway.

Explanation:

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Q:

Improve the bracketed part of the sentence.

When he arrived at the party, he (had been dressed) in a black suit.

A) dressed	B) had dressed
C) was dressed	D) no improvement

Answer & Explanation Answer: C) was dressed

Explanation:

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Q:

Improve the bracketed part of the sentence.

When I last saw Ravi, he (had been running) to catch his bus.

A) ran	B) was running
C) had run	D) no improvement

Answer & Explanation Answer: B) was running

Explanation:

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Q:

Select the synonym of

initiative

A) apathy	B) cowardice
C) dynamism	D) lethargy

Answer & Explanation Answer: C) dynamism

Explanation:

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Q:

Select the synonym of

accolade

A) bungle	B) performance
C) fiasco	D) distinction

Answer & Explanation Answer: D) distinction

Explanation:

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Q:

Which among the following noble gas has highest molar mass?

A) Kr	B) Ne
C) Ar	D) Xe

Answer & Explanation Answer: D) Xe

Explanation:

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Filed Under: Chemistry
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Q:

Select the synonym of

peripatetic

A) confine	B) spire
C) ultimate	D) nomadic

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