RRB ALP & Technician Practice Test - 12 - RRB Group D / RPF Constable MCQ

Arectangular hall of 24m × 18m. Leaving a margin of 1.50m along with thefour sides, a carpet is spread of the rate of Rs.23 per square metre. Find outthe cost price of the carpet?

Aman spends 1/4 of his income on food, 1/5 on rent and the rest Rs.231 on4 5other items. Caluculate his total income?

A man swims 1 km in 10 minutes in the direction of current and 1 km in 30minutes against the direction of the current. What is the speed of thecurrent?

A, B, and C can do some work in 12 days, 15 days and 20 daysrespectively. They started to do the work jointly, but C left the work after2 days. In how many days will the rest part of the work be completed?

2 k g of tea and 3 kg of sugar together costs Rs.39. The price of tea has risenby 25% and that of sugar by 20%. Hence the same quantities of tea andsugar now cost Rs.48.30. Find the original price of tea per kg.

The ratio of acetylene to oxyzen is approximately ...... for a neutral flameused in gas welding-

Among the conventional machining process maximum specific energy isconsumed in-

The gas used in welding and cutting of metals is -

If steel is heated bright red hot and is then cooled slowly, the process is called-

An alloy of copper and zinc is called as-

Temporary hardness of water is due to the presence of-

Which of the following is not a noble gas?

White revolution is related to the increase in production of which of thefollowing?

Which of the following vitamins is soluble in water?

Which of the main constituent of bones and teeth?

In blood pressure the highest point or the upper reading is called-

The members of which of the following have identical chemical properties?

To obtain Fe and FeO from Fe₂O₃ the reducing agent used in the upperpart of blast furanace is-

Chemical name of plaster of paris is-

Who discovered neutron?

24. Which of the following yields blue-beads in borax test?

Which of the following sales does not display aqueous decomposition?

Stainless steel contains which of the following other than iron and carbon?

Temperature of a healthy normal person is-

Which of the following id the acidic oxide?

Red blood corpuscles are formed in ......

The part of the brain, known as the place of memory is ......