In nuclear reactors, graphite is used as a ……..?
1.Lubricant
2.Fuel
3.Moderator
4.All of the above
Kidney Stones are composed of ………………..?
1.Calcium Oxalate
2.Potassium Chloride
3.Aluminium Nitrate
4.Sodium Bicarbonate
Minamata disease is a nervous disorder caused by eating fish polluted by …………..?
1.Magnesium
2.Lead
3.Mercury
4.Nickel
Presentation of the first ever railway budget in India held in
1.1853
2.1888
3.1925
4.1905
The headquarters of Northern Railway is at
1.New Delhi
2.Guwahati
3.Gorakhpur
4. Mumbai (CST)
The headquarters of South Railways is situated at
1.Kolkata
2.Chennai
3.Delhi
4.Mumbai
Waves which do not require any material medium for their propagation are …………..?
1.Matter Waves
2.Mechanical Waves
3.Elastic Waves
4.Electromagnetic Waves
What is the SI unit of Young’s Modulus of Elasticity?
1.Ohm
2.Henry
3.Pascal
4.Hertz
Which Chemical compound is called Pearl Ash?
1.Potassium Chloride
2.Potassium Bromide
3.Potassium Sulphate
4.Potassium Carbonate
Which one of the following doesn’t contain silver?
1.German Silver
2.Horn Silver
3.Red Silver
4.Lunar Caustic