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June 27th, 2013, 01:16 PM
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CET Entrance Exam
Will you please provide me the Maharashtra CET entrance exam question paper? You are looking for the Maharashtra CET entrance exam Physics question paper i am giving here: 1.Which of the following is not an electro magnetic wave a) x-rays b) alpha-rays c) gamma-rays d) light rays 2.Electro magnetic waves of wave length ranging from 100Åto 4000Å come under a) x-rays b) UV region c) visible region d) infra-red region 3.Electro magnetic theory suggests that the light consists of a) magnetic vector alone b) electric vector alone c) electric and magnetic vectors perpendicular to each other. d) parallel electric and magnetic vector 4.The frequency of radio waves corresponding to a wave length of 10 m is a) 3×107Hz b) 3.3×108Hz c) 3×109Hz d) 3×10−7Hz 5.The electromagnetic waves travel with velocity of a) sound b) light c) greater than that of light d) greater than that of sound 6.The existence of EM waves were experimentally confirmed by a) Maxwell b) Faraday c) Hertz d) Tesla 7.The back emf in a DC motor is maximum when a) the motor has picked up maximum speed b) the motor has just started moving c) the speed of motor is still on increase d) the motor has just been switched off 8.AC measuring instrument measures a) peak value b) rms value c) any value d) average value 9.The Q-factor of a resonant circuit is equal to a) 1CWR b) 1WL c) CWR d) fCW 10.In a step-down transformer, the number of turns in a) Primary are less b) Primary are more c) Primary and secondary equal d) secondary are infinite 11.In AC circuits choke is preferred to resistors because a) choke coil is cheap b) voltage increases c) energy is not wasted d) current increases 12.A choke is used as resistance in a) AC circuits b) DC circuits c) half-wave rectifier circuits d) both AC and DC circuits 13.The frequency of AC mains in India is a) 110 C/S b) 50 C/S c) 60 C/S d) 120 C/S 14.A transformer works on a) DC only b) AC only c) both AC and DC d) high voltage only 15.Alternating voltage a) is independent of time b) varies directly with time c) varies inversely with time d) varies sinusoidaly with time 16.The law of electromagnetic induction have been used in the construction of a) electric operator b) electric motor c) galvanomet d) none of the above 17.Power consumed in an AC circuit become zero if a) inductance and resistance are both high b) inductance and resistance are both low c) inductance very high and resistance negligible d) inductance low and resistance high 18.The rms value of current (Irms) is a) b/2 b) 2Io c) ω d) 2I0 19.In a purely inductive circuit the current a) is in phase with the voltage b) is out of phase with the voltage c) eads the voltage by 900 d) lags behind the voltage by 900 Last edited by Neelurk; May 30th, 2020 at 09:37 AM. |
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