Dear Aspirants, Here we have given the Important RRB ALP & Technicians Exam 2018 Practice Test Papers. Candidates those who are preparing for RRB ALP 2018 can practice these questions to get more confidence to Crack RRB 2018 Examination.
[WpProQuiz 2219]Click “Start Quiz” to attend these Questions and view Explanation
- One light year is equal to
(a) 9.46 × 10–15m
(b) 9.46 × 1015m
(c) 9.46 × 10–13m
(d) 9.46 × 1013m
- A jet engine works on the principle of conservation of
(a) linear momentum
(b) angular momentum
(c) energy
(d) mass
- Which zone of a candle flame is the hottest?
(a) Dark innermost zone
(b) Outermost zone
(c) Middle luminous zone
(d) Central zone
- The surface temperature of the Sun is nearly
(a) 2000 K
(b) 4000 K
(c) 6000 K
(d) 8000 K
- SONAR is mostly used by
(a) Doctors
(b) Engineers
(c) Astronauts
(d) Navigators
- Which one of the following is used to remove Astigmatism for a human eye?
(a) Concave lens
(b) Convex lens
(c) Cylindrical lens
(d) Prismatic lens
- What is the telescope designed to search for earth-size planets in the nearby region of our galaxy, termed as?
(a) Hubble telescope
(b) Kepler telescope
(c) Copernicus telescope
(d) Newton telescope
- Which one of the following substances does not have a melting point?
(a) Bromine
(b) Sodium chloride
(c) Mercury
(d) Glass
- Which one of the following metals occurs in nature in free state?
(a) Gold
(b) Sodium
(c) Aluminium
(d) Copper
- Which one of the following noble gases is not found in the atmosphere?
(a) Argon
(b) Krypton
(c) Radon
(d) Xenon
Answers:
- Answer: (b)
Distance covered by light in vacuum in 1year is called light year. 1 light year = 9.46 × 1015m
- Answer: (a)
- Answer: (c)
Middle luminous zone of a candle flame is the hottest.
- Answer: (c)
- Answer: (d)
astronauts
- Answer: (c)
In Astigmatism, eye cannot see objects in two orthogonal directions clearly simultaneously. This abnormality is removed by using cylindrical lens.
- Answer: (a)
Hubble telescope is designed to search for earth-size planets in the nearby region of our galaxy.
- Answer: (c)
Mercury exists in liquid state hence, it has no melting point.
- Answer: (a)
Gold is a stable noble metal and resists the action of the atmosphere and occurs in free state.
- Answer: (c)
Radon (Rn) is not found in the atmosphere.
RRB ALP 2018 – “All in One” Study Materials and Practice Sets
