ECAT - University of Engineering and Technology (UET) Lahore 2011 Past Paper with Answers

Practice the ECAT - University of Engineering and Technology (UET) Lahore 2011 past paper with 59 solved MCQs, answers and topic coverage.

59 solved MCQs across 1 approved paper

Pick the correct one:Answer: She drenched herself in perfume Find the correct statement :Answer: Why did you disagree with me? __________N force is required to fracture the naked skull.Answer: 5000 A typical rocket uses 10,000 kgs ₋₃ of fuel and ejects the burnt gases at a speed of:Answer: 2000 m s₋₁ When a rocket is projected at an angle of 300 with initial speed 980 ms-1, the time is:Answer: 100 sec All the food that we eat is one day in about the same energy as _________ litter of milk is:Answer: 5 Solar energy _________ as light passes through atmosphere.Answer: Decreases Geyser is an interesting phenomenon of ____________ energy.Answer: Geothermal The flight of an aeroplane is due to __________ on the upper of wings.Answer: Low pressure The maximum percentage efficiency of engine operating between 227 degree C and 20 degree C is:Answer: 40% Centripetal acceleration is a ___________ acceleration.Answer: Instantaneous The minimum time period for a satellite revolving around the earth is approximately.Answer: 72 min The speed of sound in hydrogen is _________ times its speed in oxygen.Answer: 4 The near point for human eye is:Answer: 25 cm Waves transport energy without transporting.Answer: Matter The _______ of the light is inversely proportional to the refractive index.Answer: Speed Energy acquired by a charged particle of 2e moving through a potential difference of 5v is:Answer: 10 eV The device which converts the chemical energy into electrical energy is called:Answer: Chemical cell It the color code on a carbon resistor from left to right are white, violet and red, then the resistance will be:Answer: None of these In step up transform current across secondary:Answer: Decreases New particles may be discovered with the help of:Answer: Wilsons cloud chamber When two identical waves are superposed , the velocity of the resultant wave:Answer: Remain unchanged The resistance of a conductor depends upon:Answer: Temperature difference When the frequency of oscillator is slightly greater than that of resistance amplitude will be.Answer: Rapidly decreases Semi-conductor behaves as ___________ at ok.Answer: Insulator Which material would provide best shielding for Coulombs’ force?Answer: Benzene In alternating current, inductor behaves like.Answer: Resistor Which of the following reaction of HNO₃ is true?Answer: 3Cu + 8HNO₃ → 3Cu(NO₃)₂ + 2NO + 4H₂O Acetylene under pressure over an organo-nickel catalyst at 70 degree C converts into:Answer: Benzene The mode of hybridization in alkane is _________ and three hybrids orbital is formed.Answer: Sp₃