Examlex
Q1: For FM radio,the F stands for<br>A)frequency.<br>B)forced vibration
Q8: When water is turned on in a
Q9: Adiabatic processes occur<br>A)only in the atmosphere.<br>B)only in
Q19: The frequency of the second hand on
Q23: Red sunsets are due to lower frequencies
Q32: A transformer actually transforms<br>A)voltage.<br>B)magnetic field lines.<br>C)generators into
Q33: A property of non-cubic transparent crystals is
Q36: The reason the sun's radiant energy is
Q37: Which statement is correct?<br>A)Charge flows in a
Q51: Atmospheric molecules do not fly off into