Which of the following is/are not true f...

Which of the following is/are not true for `x-`rays?

Wavelength of continuous x-rays does not depends on potential difference

Wavelength of discreate x-rays does not depends on potential difference

Discrete x-rays have energy of the order of MeV

Continuous x-rays have energy of the order of KeV

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The correct Answer is:

A, C, D

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sqrt(X) is a perfect square. Which of the following is/are true?

X is a perfect square.

`X^(2)` is a perfect square

Neighte a nor b

Both a and b

`f(x)=log|x|`

`f(x)=(|x|)/(log|x|)`

`f(x)=log(x^(2)+2)`

`f(x)=log_(x)100`

They possess kinetic energy

They are electromagnetic waves

They produce heat

They produce mechanical pressure.