RRB Group D 2019 Previous Year Paper (09-Sep-2022) (Shift-2)

Question 1

If in the word 'DISCOUNT' all the letters are arranged in alphabetical order from left to right, then the position of how many letters will be remain unchanged?

Accepted Answer

One

Answer

Three

Answer

Four

Answer

Two

Question 2

Starting from point A, Ravi walks 30 m towards the north. He then takes a right turn and walks 100 m. Then, he takes another right turn and walks 30 m. From there, he turns to his right and walks 70 m. Then, he takes a left turn and walks 50 m. Finally, he takes a right turn and walks 30 m. How far and in which direction is Ravi now from point A? (All turns are 90 degree turns only)

Accepted Answer

50 m, South

Answer

30 m, North

Answer

50 m, North

Answer

30 m, West

Question 3

Amit told Shweta, "To reach our apartment, your mother must walk 560 m towards the east from her restaurant. She must then take a right turn and walk 543 m. She must take another right turn and walk 560 m. Then she must take one final right turn and walk 120 m". How far and in which direction is the apartment from the restaurant? (All turns are 90 degree turns only)

Accepted Answer

423 m, South

Answer

423 m, North

Answer

397 m, North

Answer

397 m, South

Question 4

Which of the following chemical reactions is balanced?

Accepted Answer

Zn + H2SO4→ ZnSO4 + H2

Answer

Fe + H2O → Fe3O4 + H2

Answer

Fe + 4H2O→ Fe3O4+ 4H2

Answer

Mg + O2 → MgO

Question 5

If a reactant gains oxygen in a reaction, it is said to be undergoing:

Accepted Answer

Oxidation

Answer

reduction

Answer

dissociation

Answer

redox process

RRB Group D 2019 Previous Year Paper (09-Sep-2022) (Shift-2)

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