RRB Group D 2018 Previous Year GK Questions with Answers

White blood cells are usually about 8 to 20 micrometres across, larger than red cells but not in the range given here.

The Pradhan Mantri Ujjwala Yojana was launched on 1 May 2016 at Ballia in Uttar Pradesh. It is run by the Ministry of Petroleum and Natural Gas and gives a free LPG connection, with a deposit-free cylinder and a fitted regulator, to women of poor households.

The Third Battle of Panipat was fought on 14 January 1761 between the Marathas, led by Sadashivrao Bhau with Vishwasrao, and the Afghan ruler Ahmad Shah Abdali, who was helped by Najib-ud-Daulah of Rohilkhand and Shuja-ud-Daulah of Awadh.

The Kakrapar Atomic Power Station stands near Vyara in the Tapi district of Gujarat, on the bank of the Tapi river, and is run by the Nuclear Power Corporation of India Limited.

The Nizam of Hyderabad was the first Indian ruler to accept the Subsidiary Alliance, signing the treaty with Lord Wellesley in 1798, the year Wellesley took charge as Governor-General.

Birdie and eagle are scoring terms used in golf. Every hole on a golf course is given a par, the number of strokes a good player is expected to take on it.

SWIFT is the international messaging network over which banks send payment and guarantee instructions across borders.

The Greek philosopher Democritus, working in the fifth century before the common era, argued that matter could be divided only up to a limit, and he called that smallest indivisible particle atomos, from which the word atom comes.

A microwave oven does not cook by passing a current through a resistance. It generates microwaves in a magnetron, and these waves make the water molecules in the food rotate rapidly, so the food heats from within by dielectric heating.

The Tenth Schedule was added by the 52nd Amendment Act, 1985 to curb the practice of legislators switching parties for office or money.

The Emmy awards are the American honours for work made for television, covering drama series, comedy, news and documentary programmes, and they stand in the same relation to television as the Oscars do to cinema.

The work done against gravity is mgh = 40 × 10 × 5 = 2000 joule, and power is work divided by time, so 2000 ÷ 4 = 500 watt.

Constant velocity means no acceleration, and by Newton's second law force equals mass into acceleration, so the net force must be zero.

Platinum is the least reactive of the four, so it is found in nature in the free or native state as the metal itself.

M. C. Mary Kom was born in Kangathei village of Churachandpur district in Manipur. Mary Kom is the only woman boxer to have won six world championship titles, and she is nicknamed Magnificent Mary.

Melting and boiling only have to break the weak forces between the molecules, not the strong bonds inside them, so little heat is needed.

By the work-energy theorem the work done equals the change in kinetic energy, which is half of 1.0 into 8 squared minus 4 squared, that is 0.5 × (64 - 16) = 24 joule.

Solder is an alloy of lead and tin, usually in nearly equal parts. An alloy is a mixture of a metal with one or more other elements, made to gain a property the pure metal lacks.

The Bansagar Dam stands on the Sone river in the Shahdol region of Madhya Pradesh. Bansagar is a joint project of Madhya Pradesh, Uttar Pradesh and Bihar, the three states through which the Sone flows, and it serves both irrigation and power.

Bal Gangadhar Tilak started Kesari in 1881 and used it to carry the message of swaraj to Marathi readers. Tilak brought out two papers from Pune in the same year, Kesari in Marathi and Maratha in English.