Engineering College Admission Test (ECAT) 2005 Past Paper with Answers

Practice the Engineering College Admission Test (ECAT) 2005 past paper with 50 solved MCQs, answers and topic coverage.

50 solved MCQs across 1 approved paper

UET Lahore ECAT Past Paper 2005 (Morning)ECAT - University of Engineering and Technology (UET) Lahore · 2005

Scalar product of two parallel vectors is ……………Answer: Product of their magnitudes Work done on a body is equal to change in its ………………. (position, distance, displacement, KE)Answer: Kinetic Energy Rocket propulsion utilizes the law of conservation of ………..Answer: Momentum Minimum initial velocity to escape earth’s gravitation is called …………..Answer: Escape velocity Acceleration and angular acceleration are related by the relation………Answer: a=rα The terminal velocity of falling droplet is proportional to ……….Answer: Radius In damped oscillations amplitude …………… with timeAnswer: Decreases Speed of sound is maximum in ……….. (air, glass, water, iron).Answer: Iron Bending of light when passing near obstacles is called…………Answer: Diffraction The phenomenon that best explains the transverse nature of light is …………(reflection ,refraction , diffraction, polarization).Answer: Polarization The critical angle is such angle of incidence for which angle of refraction is …………Answer: 90° The entropy of a system ………….. for a reversible process.Answer: Remains constant Work done on a unit charge is equal to change in its…………Answer: Electric potential The formula for heating effect of current is……..Answer: H=I₂Rt The unit for emf is …….Answer: Volt Weber is the unit for ……….Answer: Magnetic flux In a capacitor circuit the voltage ……………. the applied current.Answer: Lags The semiconductor substance containing holes are called ………….Answer: P-type semiconductor To accurate locate a microscopic particle one must use light wave of ………….Answer: Short wavelength Velocity of an electron in an orbit is …………… to its principal quantum number.Answer: Inversely proportional Electrons emit photons when they jump from………Answer: Higher energy level to lower energy level If a body is moving in a circular motion with constant speed then the it has got the constant ………….Answer: Kinetic energy Magnetic flux is maximum when conductor is placed at an angle of …………… to magnetic field.Answer: 90° Power dissipated in a pure inductor circuit is ……….Answer: Zero Which one is not the unit of mass …………….. (gram, kg, dyne, slug).Answer: Dyne In chromatography the rates of solute is determined by the ……………Answer: Distribution coefficient Graham’s gas law is concerned with ………….Answer: Diffusion and effusion of gases The standard temperature and pressure conditions are ………….Answer: 0°C and 1 atm Spreading of a scent of rose is due to process of …………..Answer: Diffusion The common crystal type of carbon is ……………..Answer: Cubic