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Mercalli scale is the instrument used for measuring the intensity of ___________.
What phenomenon occurs when the angle of incidence exceeds the critical angle?
A simple microscope consists of :
Which type of mirror is utilized in solar furnaces to focus sunlight and generate heat?
A rear-view mirror for driving is –
The SI unit of Pressure is
The Dimensions of “G” (Universal Gravitation Constant) is:
Which of the following statements best describes the relationship between static friction and the normal force?
Who among the following is credited with the discovery of X-rays?
What is the colour of neutral wire?
1) Red
2) Green
3) Black
4) Yellow