Related Questions

Chromite refractories are
A Acidic refractory
B Neutral refractory
C Basic refractory
D Fired at a temperature of 600°C only
Chromite refractories are used in
A Bottom of soaking pits
B Between acid & basic linings in basic open hearth furnaces to prevent their chemical action with each other
C Both A & B
D Neither A nor B
After which one of the following tribes of India has a supercontinent of ancient geological history of the world been named?
A Santhals
B Khonds
C Bhils
D Gonds
The age of most ancient geological formations is estimated by
A Ra - Si method
B Potassium - argon method
C C14 method
D Uranium - lead method
Which of the following is associated with the recent discovery of tungsten by the Geological Surveyor India?
A Agucha in Rajasthan
B Thar Desert in Rajasthan
C Tuensang in Nagaland
D Sirohi in Rajasthan
A survey of n people in the town A found that 50% of them prefer Brand X. Another survey of 100 people in the town B found that 60% prefer Brand X. In total, 55% of all the people surveyed together prefer Brand X. What is the total number of people surveyed?
A 50
B 100
C 150
D 200
A survey of n people in the town of X found that 50% of them prefer Brand A. Another survey of 100 people in the town of Y found that 60% prefer Brand A. In total, 55% of all the people surveyed together prefer Brand A. What is the total number of people surveyed?
A 250
B 200
C 170
D 150
ভূতাত্ত্বিক বয়স গণনায় (Geological dating) নিম্নের কোন তেজষ্ক্রীয় আইসোটোপ ব্যবহৃত হয়?
A Uranium-238
B C-14
C Cobalt-60
D Technctium-99
The geological name of the 'Daughter of the Sea' in Bangladesh is-
A Patuakhali
B Moheskhali
C St.Martins
D Cox's Bazar
Which of the following mountains are the oldest according to geological history?
A Nilgiris
B Satpura Range
C Vindhyas
D Aravalli

Next steps