RRB JE 24th May 2019 Shift-3


For the following questions answer them individually

Question 81

If $$x-\frac{1}{x}=3$$ then find the value of $$x^{4}+\frac{1}{x^4}$$

Question 82

Find the ODD one out from the given options.

Question 83

By how much is four-sevenths of 420 exceeds three-fifths of 200

Question 84

simplify $$\sqrt{25+10\sqrt{6}}+ \sqrt{25-10\sqrt{6}}$$?

Question 85

Which of the following component imparts green colour to leaves?

Question 86

Which material is used as a moderator in a nuclear power plant that slows down the neutrons and makes them fit for causing fission?

Question 87

Repetition of sound produced by reflection of sound waves is called?

Question 88

Anitha walks 4 km towards north direction and turns left. After reaching 2 km, she turns right and walks 5 km.
Which direction is she standing from the starting point?

Question 89

Find the wrong group of alphabets in the following series. BZ, DV, ES, HN, JJ

Question 90

The amplitude of the sound wave depends on the?

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