
#2
 
 
Re: UPTU exam Solved sample question paper
As per your request here I am sharing the UPTU UPSEE exam Solved sample question paper: 1.Which of the following is not an electro magnetic wave a) xrays b) alpharays c) gammarays d) light rays 2.Electro magnetic waves of wave length ranging from 100Åto 4000Å come under a) xrays b) UV region c) visible region d) infrared 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 Qfactor of a resonant circuit is equal to a) 1CWR b) 1WL c) CWR d) fCW 10.In a stepdown 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) halfwave 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 20.A lamp is connected in a series with a capacitor and an ac source, what happens if the capacity of the capacitor is reduced? a) the lamp shines more brightly b) the lamp shines less brightly c) there is no change in the brightness of the lamp d) brightness may increase or decrease depending on the frequency of ac 21.A transformer is a device which converts a) low voltage low current into high voltage high current b) high voltage low current into low voltage high current c) high voltage high current into low voltage low current d) electric power into mechanical power 22.The resonant frequency of an LC circuit is a) 1/2πLC b) 12πLC c) 12πL/C d) 12πC/L 23.If the conductance and capacitance are both doubled in LCR circuit, the resonant frequency of the circuit will a) decrease to one half the original value b) decrease to oneforth the original value c) increase to twice the original value d) decrease to twice the original value 24.The power factor in an LCR circuit at resonance is a) zero b) 1 c) 0.8 d) 1/2 25.The power factor in a circuit is unity. Then the impedance of the circuit is a) inductive b) capertive c) partially inductive and partially conductive d) resistive 26.One complete set of negative and positive values of alternating quantities is called a) time period b) amplitude c) frequency d) cycle 27.The instantaneous value of an ac is given by 1=5sin(wt+φ). The rms value of current is a) SA b) 2×SA c) S/2A d) 2.5A 28.Inductive reactance of a coil expressed as a) Ampere b) ohm c) volt d) weber 29.The average value of alternating current over a complete cycle is a) zero b) 1 rms c) i/2 d) i/2 30.A induction may store energy in a) Its electric field b) Its coils c) Its magnetic field d) Both electric and magnetic fields 31.Two different coils have self inductance 8mH and 2mH. The current in both coils are increased at same constant rate. The ratio of the induced emfs in the coil is a) 4:1 b) 1:4 c) 1:2 d) 2:1 32.A coil of resistance 5Ω and inductance 4H is connected to a 10V battery. The energy stored in the coil a) 0.8J b) 8J c) 16J d) 4J 33.Two coils of self inductance L1and L2are placed close together so that effective flux in one coil is completely linked with the other. If m is the mutual inductance between them, then a) M=L1L2 b) L1L22 c) M=(L1+L2)2 d) M=L1L2 34.The instrument which works on the principle of mutual induction is a) galvanometer b) ammeter c) potentiometer d) transformer 35.What is the self inductance of a coil in which an induced emf of 2V is set up when the current is charged at the rate of 4AS−1 a) 0.5mH b) 0.05H c) 2H d) 0.5H 36.Lenz's Law is a consequence of law of conservation of a) energy only b) charge only c) momentum only d) energy and momentum 37.Two blocks A (20kg) lying on a frictionless table are connected by a light string. The system is pulled horizontally with an acceleration of 2m/s2by a force F on B. The tension in the string is a) 10N b) 40N c) 100N d) 120N 38.A body of mass 2kg collides with a wall with a speed of 100 m/s and rebounds with the same speed. If the time of contact is 150s, the force exerted on the wall is a) 8N b) 2×104N c) 4N d) 104N 39.The mechanical advantage of a system of pulley s is four. The force needed to lift a mass of 100 kg will be a) 20kg. Wt b) 25kg. Wt c) 5kg. Wt d) 15kg. Wt 40.The distance x covered in time t by a body having initial velocity u and having constant acceleration a is given by x=ut+12at2. This result follows from a) Newton's First Law b) Newton's Second Law c) Newton's Third Law d) None of the above 41.A plumb bob is hanging from the ceiling of a car. If the car moves with the acceleration 'a' the angle made by the string with the vertical is a) sin−1(ag) b) sin−1(ga) c) tan−1(ag) d) tan−1(ga) 42.A weight W can be just supported on a rough inclined plane by a force F either acting along the plane or horizontally. If θ is the angle of friction, then F/W is a) tan θ b) sec θ c) sin θ d) cos θ 43.A 1000 kg lift is supported by a cable that can support 2000kg. The shortest distance in which the lift can be supported when it is descending with a speed of 2.5 m/s is (g=10m/s2) a) 5/16m b) 5/32 m c) 1m d) 2m 44.A body is projected up a 450rough incline. The coefficient of friction is 0.5. Then the retardation of the block is a) g/22 b) g/2 c) 3g/22 d) g/2 45.A body takes n times as much time to slide down as 450rough incline as it takes to slide down a smooth 450incline. The coefficient of friction is a) 1−1/n2 b) 1/1−n2 c) 1−1/n2 d) 1/1−n2 46.A ball of mass m is thrown upward with a velocity v. If air exerts an average resisting force F, the velocity with which the ball returns back to the thrower is a) vmgmg+F b) vFmg+F c) vmg−Fmg+F d) vmg+Fmg−F 47.A ball of mass 0.1kg strikes a wall normally with a speed of 30 m/s and rebounds with a speed of 20m/s. The impulse of the force exerted by the wall on the ball is a) 1NS b) 5NS c) 2NS d) 3NS 48.A body kept on a smooth inclined plane having inclination 1 in x will remain stationary relative to the inclined plane if the plane is given a horizontal acceleration equal to a) g/x2−1 b) gxx2−1 c) x2−1/gx d) x3−1/gx 49.The minimum acceleration with which a fireman can slide down a rope of breaking strength twothird of his weight is a) zero b) g/3 c) 3g d) g 50.An elevator is moving vertically up with an acceleration 'a'. The force exerted on the floor by a passenger of mass m is a) mg b) ma c) mgma d) mg+ma 
#4
 
 
Re: UPTU exam Solved sample question paper
Hey as per your demand here I am giving you qus paper for practice Here I am giving you UPTU exam Solved sample question paper Q.1If 3.8 × 106 is added to 4.2 × 105 giving due regard to significant figures, then the result Will be: 1) 4.58 × 105 2) 4.6 × 105 3) 4.5 × 105 4) None of these ANS 2 Q.2If the electric field is given by (5i + 4j + 9), the electric flux through a surface of area 20 Unit lying in the YZ plane will be 1) 100 unit 2) 80 unit 3) 180 unit 4) 20 unit ANS 1 Q.3 which of the following are true? 1. A body having constant speed can have varying velocity. 2. Position time graphs for two objects with zero relative velocity are parallel. 3. The numerical ratio of velocity to speed of an object can never be more than one. 1) 1 only 2) 2 and 3 3) All 4) None of these ANS 3 1) 98.5 ms2 2) 198.5 ms2 3) 49.29 ms2 4) 985.9 ms2 ANS 1 Q.5 which statement is true? 1. Kirchhoff’s law is equally applicable to both AC and DC. 2. Semiconductors have a positive temperature coefficient of resistance. 3. Meter bridge is greater sensitive when the resistances of all the four arms of the bridge are of the same order. 4. The emf of a cell depends upon the size and area of electordes. 1) 1 and 4 2) 2 and 4 3) 3 and 4 4) None of these ANS 1 Q.6 Induction furnace is based on the heating effect of 1) Electric field 2) Eddy current 3) Magnetic field 4) Gravitational field ANS 2 Q.7 How many NAND gates are used in an OR gate? 1) Four 2) Two 3) Three 4) Five Ans 3 Q.8 Phenolphthalein of pH range [810] is used in which of the following type of titration as a suitable indicator: (1) NH4OH and HCI (2) NH4OH and HCOOH (3) NH4OH and C2H4O2 (4) NaOH and C2O4H2 ANS 4 Q.9The molar concentration of chloride ions in the resulting solution of 300 ml. of 3.0 M NaCI and 200 ml. of 4.0 M BaCl2 will be: (1) 1.7 M (2) 1.8 M (3) 5.0 M (4) 3.5 M ANS 3 Q.10Which of the following is weak acid: (1) C6H6 (2) CH3C≡CH (3) CH2=CH2 (4) CH3C≡CCH3 ANS 2 Q.11 Gypsum is: (1) CaSO4.H2O (2) CaSO4. 2H2O (3) 2CaSO4. 2H2O (4) CaSO4 ANS 2 Q.12 The minimum nos. of carbon atoms in ketones which will show chain isomerism will be: (1)Seven (2) Four (3) Six (4) Five ANS 4 Q.13 In which of the following compound there are maximum no. of sp2 hybrid C atoms: (1) Benzene (2) 1, 3, 5hexatriene (3) 1, 2, 4hexatriene (4) Both 1 and 2 ANS 4 Q.14The shape of the molecule having hybrid orbitals of 20% character will be: (1) Octahedral (2) Tetrahedral (3) Square planer (4) Triangular bipyramidal ANS 4 Q.15A letters of the word ‘CEASE’ are arranged in a row then the probability that two E are found together. (1) 7/5 (2) 3/5 (3) 2/5 (4) 1/5 ANS 3 Q.16 Three numbers are selective randomly between 1 to 20 then the probability they arec consecutive numbers will be. (1) 7/190 (2) 3/190 (3) 5/190 (4) 1/3 ANS 2 Q.17 33th exponents of the eleventh roots of unity will be. (1)1 (2) 11 (3) 0 (4) 11 ANS 4 Q.18The sum of the numbers divisible by 7 and lies between 100 to 300 will be. (1)5486 (2) 8588 (3) 5086 (4) 5586 ANS 4 Q.19The area of the triangle represents by z, iz and ziz will be. (1) 2 z2 (2) z2 (3) z2/2 (4) 0 ANS 3 Q.20 If a+b =ab, then the angle between a and b will be. (1) 1800 (2) 900 (3) 600 (4) 00 ANS 2 
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