Punjab Public Service Commission — Complete MCQ Bank
PPSC examinations recruit candidates for Punjab government departments and commonly test general knowledge, current affairs, English and post-related subjects.
Which type of wave requires no medium and can travel through a vacuum at the speed of light?
Which kinetic theory explains that gas pressure results from molecular collisions with container walls?
Which scientist discovered electromagnetic induction demonstrating that a changing magnetic field induces current?
Which principle states that pressure in a static fluid increases with depth depending on fluid density?
Which property of a wave is the distance measured from one crest to the next crest?
Which phenomenon allows optical fibres to transmit light signals over long distances?
Which device converts light energy directly into electrical energy using the photovoltaic effect?
Which type of electromagnetic wave has the highest frequency and energy in the spectrum?
Which scientist developed the theory of general relativity extending special relativity to include gravity?
Which element has the highest electronegativity of all elements on the Pauling scale?