RRB JE CBT I - (Held On: 1 June 2019 Shift 3) (Previous Year Paper)

If \(\rm x^4+\frac{1}{x^4}=47\), then find \(\rm x + \frac{1}{x}\).

Equivalent resistance of resistances connected in series is the ______ of individual resistances.

Which element has two shells, both of which are completely filled with electrons?

The sum of LCM and HCF of two numbers is 372, If LCM is equal to 92 times of HCF and one the numbers is 368, what is the other number?

Two squares differ in areas by 32 cm². If the difference in their sides is 4 cm, what are the sides of the two squares?

Anemia is caused in man due to the deficiency of -

When was the universal immunisation programme started in India?

Which number will best complete the relationship given below?

21 : 36 :: 13 : ?

If consumption of sugar increases from 12 kg to 15 kg, then what is the percentage increase?

Who among the following took charge as the MD and CEO of ICICI Securities with effect from May 7, 2019?

Which of the following devices fitted in vehicles controls the air pollution?

Two pipes P and Q can fill a tank in 32 minutes and 48 minutes. Both pipes are opened and after some time pipe Q is turned off. The tank is filled in 24 minutes. When was the pipe Q closed?

If x = \(\rm \frac{\sqrt3+1}{\sqrt3-1}\); y = \(\rm \frac{\sqrt3-1}{\sqrt3+1}\), then find x² + y².

Which of the following is the biggest stadium in India?

Complete the series.

ab, ba, abc, cba, abcd, (___)

Find the ODD one out from the given options.

Find the missing group of alphabets in the following series.

ABC, EFG, IJK, (___), UVW

Which of the following is the longest river in the Peninsular region of India?

A cistern can be filled in 9 hours. But due to a leak, it takes one hour more. If the cistern is full, in what time will it become empty due to the leak?

Which of the following elements is NOT part of proteins?

Read the following information carefully and answer the question given below.

Seven managers — J, K, L, M, N, O and P are sitting along a circle facing the centre. J is between P and M. L is second to the right of M and is between K and O. K is not the neighbour of N.

Which of the following is CORRECT?

From the given options, find the ODD one out.

Acid secretion is a characteristic of -

Mark the right statement:

(i) Coprime numbers must be both prime always.

(ii) of two coprime numbers one is prime and the other is composite always.

(iii) Coprime numbers are twin primes.

(iv) Two consecutive integers are always coprime.

Find the least number which when doubled will be exactly divisible by 12, 16, 18, 21 and 28.

NASA spacecraft LADEE confirmed the presence of _____ gas in Moon's atmosphere.

A train takes 2 hours less for a journey of 300 km by increasing its speed by 5 km/h. What is its normal speed?

Ravi starts walking towards north. After walking 15 m, he turns towards south. After walking 20 m, he turns towards east and walks 10 m. He then turns towards north and walks 5 m. How far and in which direction is he from his starting point?

The breadth of a rectangular field is 60% of its length. If the perimeter of the field is 800 m, what is the area of the field?

The process in which acids and bases react to form salts and water is called _____ reaction.

P and Q can do a piece of work in 40 days. Q and R can do it in 120 days. Q alone could finish it in 180 days. In how many days will P and R working together finish the work?

The optician prescribes a corrective lens of power +2.5D. What does this mean?

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

1. Some towns are cities.

2. All cities are homes.

Conclusions:

I. Some towns are homes.

II. Some homes are cities.

Two boys A and B start from the opposite direction of 14 km apart. A is facing east and B is facing west. A reaches the distance of 5 km towards east and B reaches a distance of 2 km towards west. What is the distance between the two boys?

Product of two proper fractions is _____.

Choose from the alternatives the figure that best completes the pattern given below.

Which leader said 'Swarajya is my birthright and I shall have it'?

In this question, two statements are given followed by two conclusions. Choose the conclusion(s) which best fit(s) logically.

Statements:

1. All dogs are bats.

2. All bats are cats.

Conclusions:

I. Some dogs are not cats.

II. Some cats are dogs.

Anitha walked 100 m from point A and turned right to cover 45 m. Again she turned right and walked 100 m to reach point B. What is the distance between the point A and B?

Two articles cost Rs. 2500 each. One is sold at 5% profit. On the whole if there is 20% profit, what is the percentage profit on selling the other article?

Find the greatest among these fractions. 5/6, 6/11, 2/3, 8/9, 6/7

If the length of a wire is doubled by taking more of wire, what happens to its resistance?

Graafian follicles are characteristically found in the -

Simplify : \(\frac{2}{1-\sqrt2}\)

One Pascal (Pa) equals which of the following?

How do bats navigate and locate its food in dark?

Find the ODD one out from the given options.

What are the two most common materials used to make wires for electricity transmission?

Which of the following issues create(s) threat to the public health?

Ravi sold two bicycles at the same price, but gained 20% on one and on the other bicycle lost 20%. Find his profit or loss in the transaction involved.

Natrium is the Latin name of _______.

With which of these games is the term 'checkmate' associated?

In which of the following states of India is the Shevaroy Hills located?

Choose the pair which shows the same relationship as in pair given below.

ABD : EGH

Although metals form basic oxides, which of the following metals form an amphoteric oxide?

Arsenious sulphide sol is an example of -

Electron revolves around nucleus in orbits which have -

Simplify : 4.54 × 0.99

The sum of the squared deviations of a set of value is least if measured from ______.

If in a certain code, 'il be pee' means 'roses are blue', 'sik hee' means 'red flowers' and 'pee mit hee' means 'flowers are vegetables', then which of the following means 'roses' in that code?

Chemically, rust is -

Bleeding gums is associated with -

If each side of a cube becomes three times of itself, then its volume _____ of its original volume.

Simplify : 1/(sec θ - tan θ)

The ratio of salaries of P and Q last year is 4 : 5. The ratio of last year salary and the present salary of P is 3 : 5 and for Q this ratio is 2 : 3. If their total salary at present is Rs. 6800, what is salary of Q?

Ethyl alcohol is used as a/an -

The difference between Simple Interest and Compound Interest for 2 years on a certain sum at the rate of 4% per annum is Rs. 8. Find the sum.

"Phulkari" is a famous embroidery of which state of India?

Find the ODD one out from the given options.

P and Q jog along a circular track of 400 m in opposite directions from the same starting point starting together, with speeds 10 m/s and 40 m/s. Whenever they meet, P's speed is doubled and Q's speed is halved. After what time from start, will they meet for the third time?

The increase in oil production is due to -

Five years ago, the average age of a couple was 24. At present, the average of the couple and a child is 20. What is the child's age?

With which of the following sports is the 'Rohinton Baria Trophy' associated?

Mark the true statement:

i) There are only two primes that are consecutive positive integers.

ii) For every positive primes, there is a corresponding negative prime.

iii) Sum of two primes is always even

iv) Coprime numbers are always prime numbers.

Bacteria that can grow and produce lethal toxins even inside the refrigerator are -

Compare static friction and sliding friction.

Plants respire through -

Who among the following released the book 'Sabka Saath Sabka Vikas' in March 2019?

What Simple Interest is earned on a sum of Rs. 5700 at 12% rate in 1.5 years?

Which of the following will best complete the relationship given below?

AFI : M :: ABA : ?

What is the outer ear called?

ASTRO-H was an X-ray astronomy satellite launched by -

Which celestial body twinkles in the night sky?

How many lines are there in the given figure?

What is the normal temperature of a human body?

Which of the following indicators can be used by visually impaired student?

Who was invited by Lord Wavell to form the interim Government in India in 1946?

Choose the figure that best represents the relationship among the classes given below.

State, Continent, District, Country

What is formed when ethanol reacts with ethanoic acid on warming in the presence of a few drops of concentrated sulphuric acid?

Fix the symbols +, -, ×, + appropriately in the box to fit the equation given here.

5 □ 1 □ 3 □ 5 = 20

Find the wrong number in the given series.

18, 24, 36, 60, 110, 204

If cosec α = \(\sqrt2\), evaluate \(\rm \frac{2sin^2\alpha+3cos^2\alpha}{cosec^2\alpha+cot^2\alpha}\).

Which of the following High Courts has the largest jurisdiction in the country?

If 'Sky' is called 'Sea', 'Sea' is called 'Water', 'Water' is called 'Air', 'Air' is called 'Cloud' and 'Cloud' is called 'River', then what do we drink when thirsty?

In a certain code language, 'pat zoo sim' means 'eat good mangoes', 'pus sim tim' means 'mangoes and sweets' and 'tim zoo kit' means 'purchase good sweets'. Which word in that language means 'eat'?

Which of these is a perfect square?

If '+' means '-', '-' means '+', '×' means '÷' and '÷' means '×', then 5 - 5 + 5 ÷ 5 × 5 = ?

Three persons have their ages in the ratio 4 :7 : 9. Eight years back their total age was 56. How old is the eldest now?

To monitor the foetal growth, the latest technique of _____ is used.

Read the following information carefully and answer the question given below.

Seven friends - A, B, C, D, E, F and G like different colours-red, blue, white, pink, green, black and yellow, but not necessarily in the same order. They all have different hobbies (or they like different activities) singing, drawing, reading, cooking, painting, dancing and fishing, but not necessarily in the same order.

The hobby of D is singing. The one whose hobby is cooking likes pink colour. A likes yellow colour. The one whose hobby is fishing likes green colour. The hobby of F is reading. Neither D nor F likes black colour. The one whose hobby is dancing, and drawing does not like black colour. The hobby of A is not drawing. The one whose hobby is drawing does not like red and white colour; D does not like red colour. The hobby of E is neither painting nor cooking. E does not like green colour. G does not like green and black colour. The hobby of B is not fishing.

Who among the following likes pink colour?