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How many molecules are present in one mole of water?

A) 6.02 x 1023 molecules	B) 6.02 x 1026 molecules
C) 8.02 x 1022 molecules	D) 7.02 x 1023 molecules

A) 6.02 x 1023 molecules

B) 6.02 x 1026 molecules

C) 8.02 x 1022 molecules

D) 7.02 x 1023 molecules

Answer & Explanation Answer: A) 6.02 x 1023 molecules

Explanation:

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Filed Under: Chemistry
Exam Prep: Bank Exams

A train travelling at the speed of 66 kmph crosses a 300 m long platform in 24 seconds. How long was the train?

A) 140 m	B) 240 m
C) 160 m	D) 180 m

A) 140 m

B) 240 m

C) 160 m

D) 180 m

Answer & Explanation Answer: B) 240 m

Explanation:

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

Which of the following metals does NOT react with Oxygen even at a high temperature?

A) Silver	B) Lead
C) Aluminium	D) Zinc

A) Silver

B) Lead

C) Aluminium

D) Zinc

Answer & Explanation Answer: A) Silver

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Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams

Type 1 workers are 2.5 times as efficient as type 2 workers. Twelve Type 1 workers can complete a task in 10 days. How many days would it have taken 4 Type 1 and 15 Type 2 workers to do the same work?

A) 13	B) 10
C) 12	D) 11

A) 13

B) 10

C) 12

D) 11

Answer & Explanation Answer: D) 11

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Filed Under: Time and Work
Exam Prep: Bank Exams

If Rs. 2,000 is invested at the rate of 20% per annum, compounded half-yearly, then the amount after 18 months will be:

A) Rs.2628	B) Rs.2662
C) Rs.2600	D) Rs.3200

A) Rs.2628

B) Rs.2662

C) Rs.2600

D) Rs.3200

Answer & Explanation Answer: D) Rs.3200

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Filed Under: Compound Interest
Exam Prep: Bank Exams

Which of the options depicts the correct mirror image of the following figure?

Lateral

A) 1	B) 2
C) 3	D) 4

A) 1

B) 2

C) 3

D) 4

Answer & Explanation Answer: A) 1

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Filed Under: Image Analysis
Exam Prep: Bank Exams

From the top of a platform 5 m high, the angle of elevation of a tower was 30 deg. If the tower was 45 m high, how far away from the tower was the platform positioned?