Physics
Which type of reaction produces the most harmful radiation ?

Photo-Chemical reaction
Chemical reaction
Fission reaction
Fusion reaction

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Physics
Kinetic energy depends on

The pressure of the moving body
The mass of the moving body
Both mass and velocity of the moving body
The velocity or speed of the moving body.

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Physics
What is the direction of torque?

Same as the direction of applied force
Parallel to the radius
Opposite to the direction of applied force
Perpendicular to the direction of applied force

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