RRB JE 1st June 2019 Shift-1

Instructions

For the following questions answer them individually

Question 21

A man walks 3 km towards west and walks 2 km to south. Again he turns east and walks for 0.5 km. How far is he from the starting point?

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Question 22

On which principle does the human eye work?

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Question 23

Simplify: $$\sin (30^\circ - A) + \sin (30^\circ + A)$$

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Question 24

The repayment of a loan after 6 years at rate of 24% Simple Interest is Rs.73200. What is the amount borrowed?

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Question 25

Ages of two brothers differ by 7 and are in the ratio 3 : 2. What is the sum of their ages?

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Question 26

Atoms of the same element or of different elements can join together to form?

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Question 27

The chemical formula of gypsum is ?

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Question 28

Vitamin B1 is also called as

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Question 29

An inlet pipe will fill a tank in 10 minutes. There are two outlets that can empty the tank separately in 12 and 15 minutes respectively. If all the pipes are opened and water starts filling up the tank, in what time will the tank get filled or emptied ?

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Question 30

Who was the first woman ruler of Delhi?

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