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17-year-old Uzbek prodigy Nodirbek Abdusatorov won the men’s World Rapid Chess Championship 2021. In the women's section, Alexandra Kosteniuk is the winner of the World Rapid Chess Championship.
A person weighing 80 kg is standing in an elevator that is accelerating downward at 3 m/s². What is the apparent weight? (Take g = 10 m/ s²)
Which one of the following gases is supporter of combustion?
If a metal can be drawn into wires relatively easily it is called:
The most of the mass of an atom can be found in
The PH of an aqueous solution of a salt is 4.5. Which of the following about this salt is true?
A wire carrying a current of 4.0 A is shaped into a circular arc of radius 8.0 cm. If the arc subtends an angle of 90° at the center, what is the magn...
What is the life span of RBC?
What is the law of reflection?
What is the primary source of the Sun’s energy?
Which of the following types of coal is called a brown coal among the following?