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• Copernicus proposed the heliocentric solar system (a-1). • Galileo discovered Jupiter’s moons (b-2). • Ptolemy’s geocentric model (c-3). • Kepler’s laws (d-4).
If the velocity-time graph of a particle is represented by y = mt + c, then the particle is moving with–
In the following question, select the odd number from the given alternatives.
Social cost is higher than economic cost because
Magnification produced by a lens is equal to:
Which accounting equation forms the basis of the balance sheet?
What is the name of the first submarine base commissioned by Bangladesh?
Pipes ‘A’ and ‘B’ can fill a tank in 6 hours and 9 hours, respectively. If pipe ‘C’ is opened along with pipes ‘A’ and ‘B’, then the...
Which of the following planet is also known as Earth's Twin?
The selling price of the book is 40% more than the selling price of the bag and the selling price of the bottle is 20% less than the selling price of th...
Which one of the following is not a trade union security measure?