RRB JE CBT-I Official Paper (Held On: 28 June 2019 Shift 3) (Previous Year Paper)

Who was the first Chief Minister of Uttarakhand?

Which of the following is a micronutrient?

The echo of the sound of a boy standing in front of a mountain is heard after 0.2 s. What is the distance of the mountain from the boy when speed of the sound is 342 m/s?

The type of plant cells found in major types of plant tissues is/are-

M.S. Dhoni is the only captain in the world to have won all the _______ major ICC trophies.

Name the physical quantity whose unit is Ohm(Ω).

Find the value of \(\frac{(82+28)^2-(82-28)^2}{82\times 28}\).

Lalit walks 9 km east, turns left and walks another 8 km. He again takes a left and walks another 3 km. How far and in which direction is he now from his starting point?

Find the ODD one out from the given options.

If an incident ray is reflected back along the same path in a concave mirror, then through which point does that ray pass?

In a certain code language, 'kew xas huma deko' means 'she is eating apples'; 'kew tepo qua' means 'she sells toys' and 'sul lim deko' means 'I like apples'. Which word in that language means 'she and apples'?

Simplify: (0.3 × 0.3 + 0.01) × (0.1 × 0.1 + 0.09)

Two trains are running in opposite directions with the same speed. If the length of each train is 120 m, and they cross each other in 12 seconds, then find the speed of each train.

A boy starts from his home northward in order to go to a hotel. He took right turn and took left to reach the hotel. Which direction is the hotel facing?

In the following question, which of the two signs are interchanged to make the equation correct?

3 ÷ 5 × 8 + 2 - 10 = 13

Which force acts in the direction opposite to the motion of the object, which is between the surface of the ground and the object opposing the motion of the object?

The cube of a number ends in 8. Its square should ends in:

Simplify: 0.05 × 0.02 × 10

The total age of A and B is 12 years more than the total age of B and C. Who is younger among A and C, and by how many years?

Who was the first woman Chief Minister of a state in India?

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

A, B, C, D, E, F, G and H are playing a game standing in a circle facing outwards. C is neither the neighbour of A nor of G. D is the neighbour of A but not of H. E is the neighbour of H and is third to the right of F. B is the neighbour of F and fourth to the left of D.

Who among the following stands to the immediate right of G?

In a certain code, 'GROWTH' is written as 'HQPVUG' and 'FOUR' is written as 'GNVQ'. How is 'PROBLEMS' written in that code?

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

Statements:

1. Some houses are chairs.

2. All windows are doors.

3. All houses are windows.

Conclusions:

I. Some doors are windows.

II. Some chairs are houses.

III. Some windows are chairs.

Complete the series.

18, 21, 24, 27, (...)

Arun went 6 m from his home towards south and turned left to cover 8 m. Again he turned left and covered 6 m. He again turned right and covered 4 m. What was the direct distance from his home and which direction was he facing?

Two pipes P and Q can fill a cistern in 18 and 24 minutes respectively. Both pipes are opened, but after some time, the slower pipe is closed. The cistern gets filled in 12 minutes from the start. When is the slower pipe closed?

What is the common name of sodium carbonate?

Where is the head office of Export Promotion Council for Handicrafts (EPCH) located?

Which human organ weighs about 1.4 kg and 0.85 litres of blood passes through it every minute?

Froth floatation process is based on-

Ghoomar is a traditional as well as an enthusiastic folk dance of-

Scurvy, the symptoms of which include bleeding gums, may be prevented by adding _________to the diet.

The sum of two numbers is 35. Their product is 150. Find the HCF of the sum of their reciprocals and the difference of the reciprocals.

Complete the series.

4, 7, 12, 19, (...)

A sum of Rs. 800 becomes Rs. 956 in 3 years at some rate of Simple Interest. If the rate is increased by 4%, how much will the gain increase in the investment?

Which of the following elements possesses the property of catenation?

The second five year plan that called for the establishment of socialist pattern of society was commonly referred to as the-

Molecules are too small to be seen with naked eyes, but they can be seen with the help of-

Silver chloride turns ______ in sunlight. 

Which country will host the Olympics 2020?

Sri walked 4 km towards east from home to school, and he turned three times right side of 6 km respectively. What is the distance between his home and the school?

If the selling price is Rs. 1680 there is a loss of 16%, what should be the marked price on this product, if after allowing discount of 8% there is a profit of 15%?

Find the angle between the hands at 3:30 p.m.

Find the volume of a cylinder whose radius is one-third the radius of a circle of area 1386 cm², and height is twice its radius.

Who among the following won the Malaysia Open 2019 title?

If \(\frac{p}{b-c}=\frac{q}{c-a}=\frac{r}{a-b}\), then find p + q + r.

When objects are immersed in a fluid, they experience which of the following forces?

2/5 of a set of notebooks are sold on the first day. 3/4 of the remaining got sold on the second day. If 75 notebooks remain still, how many notebooks were kept for sale?

The element with atomic number 14 is hard and forms acidic oxide and a covalent halide. To which of the following categories does the element belong?

The Simple Interest on Rs. 'x' for 3 years at 8% equals half the Compound Interest on Rs. 4000 at 10% for 2 years. Find 'x'.

In the given figure, the circle represents Arctic Ocean, triangle represents Ocean, and rectangle represents Atlantic Ocean. Which region represents Ocean and Atlantic Ocean but not Arctic Ocean?

Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. Tap A is open all the time and taps B and C are open for one hour each alternately. In how many hours will the tank be full?

Double fertilisation is a characteristic of-

Transpiration decreases in _________ conditions.

If a chord of length 24 cm is at a distance of 5 cm from centre, then find the radius of the circle.

Where is the Kanha Tiger Reserve located?

Complete the series.

10, 20, 10, 9, 21, 11, 8, 22, 12, (...)

A strong acid in solution is _______

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

Earth : Sun

To how many carbon atoms is each carbon atom bonded in diamond?

Complete the series.

2, 5, 9, 19, 37, (…)

Complete the series.

HIG, KLJ, NOM, (...)

If the sum of two numbers is 13 and the sum of their squares is 97, what is their product?

N shell will have maximum of ________ electrons.

In a row of 21 children facing North, Nitin is third to the right of Sita who is ninth from the right end of the row. What is Nitin's position from the left end?

If '+' means '-', '-' means '×' and '×' means '÷', then 15 - 3 +10 × 5 + 5 = ?

In all the electric appliances like electric iron, toasters, electric kettle, hair dryers etc, which of the following principles is involved?

Which of the following is the lightest material on earth?

Two trains one from station P to Q, the other from station Q to P start simultaneously with speeds 80 km/h and 95 km/h. If they meet after 12 hours, what is the difference between the distances covered by them?

After deducting a commission of 5%, a television set costs Rs.9595. Find its marked price.

A is two years older than B who is twice as old as C. If the total of the ages of A, B and C be 27, then how old is B?

At present, the maximum strength of Rajya Sabha is-

If the cost price of 24 pens is equal to the selling price of 18 pens, find the profit per cent.

Three pipes P, Q and R can fill a tank in 30 minutes, 20 minutes and 10 minutes. When the tank is empty, all three pipes are opened while they discharge three chemical solutions S, T and U respectively. What is the proportion of solution U in the contents in the tank after 3 minutes?

Which of the following is NOT a biodegradable waste?

Who prepared the first effective vaccine against polio?

Mycology is related to the study of-

A man, a woman and a boy can do a work individually in 3, 4 and 12 days respectively. How many boys are to be employed to help 3 men and 4 women to finish the work in 1/4 of a day?

What causes the 'Mad cow' disease in cattle?

Simplify: (sin²θ/cos θ) + (cos²θ/cos θ)

In which city is Indira Gandhi international airport located?

The symbol of mole in SI units is-

Find the odd one out from the given options.

Find the number which is as much greater than 55 as it is smaller than 95.

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

Statements:

1. No car is ball.

2. No ball is table.

Conclusions:

I. No car is table.

II. All tables are cars.

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

A, B, C, D, E, F, G and H are 4 married couples sitting in a circle facing the center. The professions of the males within the group are Lecturer, Lawyer, Doctor and Engineer. Among the males D (the Lawyer) and H (the Engineer) are sitting together. Each man is seated beside to his wife. G, the wife of the Lecturer is seated second to the right of H, and F is seated between G and H. B, the wife of the Doctor, is seated to the immediate left of the Lawyer's wife. C is not the doctor. E is a male, and A is a female.

Who among the following is the wife of the lawyer?

The mean of x , x + 3, x + 5, x + 7, x + 10 is 9. What is the mean of the first 3 observations?

In banana, which of the following nutrients is present the highest amount?

If two numbers with HCF 9 are in the ratio 5 ∶ 7, what is their difference?

Birbal was a member of which Mughal Emperor's court?

When was 'World Earth Day' observed?

The sum of three consecutive odd numbers is 20 more than the first of these numbers. Find the largest of these numbers.

In 16 minutes, the minute hand gains _______ over the hour hand.

Selvam is on 9^th position from upwards and on 38^th position from downwards in a class. How many students are in class?

What is the human ear's normal audible range?

The sources of energy which have accumulated in nature over a very long period of time and which cannot be replaced quickly when exhausted are called-

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

Statements:

1. Fishes live in water.

2. Tigers live in land.

3. Amphibians live both in water and on land.

Conclusions:

I. Fishes, amphibians and tigers belong to the same family.

II. Both the amphibians and tigers can live in land.

Which word will best complete the relationship given below?

Horse : Hoof :: Cat : ?

The simplest way to maintain a potential difference between the two ends of a conductor, so as to get a continuous flow of current is to connect the conductor between the terminals of a ________.

Identify a physical quantity which is NOT a vector.