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.

Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: GATE , CAT , Bank Exams , AIEEE
Job Role: Bank PO , Bank Clerk , Analyst

695 93990

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:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

0 93654

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:

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: Bank Exams

1 93365

Q:

Select the synonym of

to superimpose

A) to overlap	B) to adjoin
C) to juxtapose	D) to continue

Answer & Explanation Answer: A) to overlap

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

0 93319

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:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

0 93217

Q:

Find the G.C.F. & L.C.M. of 20 and 28.

A) 20,280	B) 5,280
C) 10,140	D) 4,140

Answer & Explanation Answer: B) 5,280

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: Inventions
Exam Prep: Bank Exams

246 93173

Q:

Rearrange the parts of the sentence in correct order.

Private companies are

P : exploiting groundwater

Q : resources in India

R : due to outdated law

A) QPR	B) PQR
C) RPQ	D) PRQ

Answer & Explanation Answer: B) PQR

Explanation:

Report Error

View Answer Report Error Discuss

Filed Under: English
Exam Prep: Bank Exams

0 93122

Q:

Rearrange the parts of the sentence in correct order.

Amartya Sen lays claim

P-to a history of writing
Q-some of the finest research papers
R-that have been published

A) QRP	B) PQR
C) RQP	D) QPR

Questions

Quick Links