RRB JE 26th May 2019 Shift-3

Instructions

For the following questions answer them individually

Question 61

Which harmoneis producedbyIslets of langerhans to control diabetes mellitus?

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Question 62

A person travels from P to Q at a speed of 50 km/h for 30 minutes. He then increases his speed to 60 km/h and reaches his destination R in 20 minutes. What is his average speed for the whole journey?

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Question 63

Whichof the following is a reproductive cell?

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Question 64

Find the missing number in the following series.
13, 32, 24, 43, 35,(...), 46, 65

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Question 65

A cone is 32 cm high and the radius of its base is 8 cm. It is melted and recast into a sphere. Find the radius of the sphere

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Question 66

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

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Question 67

Which of these states was NOT divided in the year 2000?

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Question 68

Which of the following does NOT increase while moving down the group of the periodic table?

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Question 69

If $$x + \frac{1}{x} = 2$$, then find the value of $$x^2 + \frac{1}{x^2}$$.

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Question 70

What is the concept of spherical mirrors?

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