Who was the first female emperor of India?
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If θ be positive acute angle and 5cosθ + 12sinθ = 13, then the value of cosθ is
If a force acts upon two objects at rest, and having different masses for the same amount of time, then which one of the following will be the same for both the objects?
The shortest distance measured from the initial to the final position of an object is known as the _________________.
Which of the following device is best suited for measuring the temperature inside metallurgical furnaces?
Which phenomena shows the particle nature of light?
Formic acid is produced by __________ .
Which one of the following was a focus country of the World Food India’, a mega food event held in November 2017 in New Delhi?