Engineering Mechanics The loss of kinetic energy during inelastic impact, is given by (where m1 = Mass of the first body,m2 = Mass of the second body, and u1 and u2 = Velocities of the first and second bodies respectively.) [m₁ m₂/2(m₁ + m₂)] (u₁ - u₂)² [2(m₁ + m₂)/m₁ m₂] (u₁ - u₂)² [m₁ m₂/2(m₁ + m₂)] (u₁² - u₂²) [2(m₁ + m₂)/m₁ m₂] (u₁² - u₂²) [m₁ m₂/2(m₁ + m₂)] (u₁ - u₂)² [2(m₁ + m₂)/m₁ m₂] (u₁ - u₂)² [m₁ m₂/2(m₁ + m₂)] (u₁² - u₂²) [2(m₁ + m₂)/m₁ m₂] (u₁² - u₂²) ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The angle between two forces when the resultant is maximum and minimum respectively are 0° and 180° 90° and 0° 180° and 0° 90° and 180° 0° and 180° 90° and 0° 180° and 0° 90° and 180° ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The range of projectile will be maximum for a given velocity of projectile, when the angle of projection (α) is 60° + β/2 30° + β/2 45° + β/2 β/2 60° + β/2 30° + β/2 45° + β/2 β/2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The term 'Centroid' is The point of suspension None of the listed here The same as centre of gravity The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis The point of suspension None of the listed here The same as centre of gravity The point of application of the resultant of all the forces tending to cause a body to rotate about a certain axis ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics In order to double the period of simple pendulum, the length of the string should be None of these Halved Doubled Quadrupled None of these Halved Doubled Quadrupled ANSWER DOWNLOAD EXAMIANS APP
Engineering Mechanics The law of the machine is (where P = Effort applied to lift the load, m = A constant which is equal to the slope of the line, W = Load lifted, and C = Another constant which represents the machine friction.) P = mW + C P = mW - C P = m/W + C P = C - mW P = mW + C P = mW - C P = m/W + C P = C - mW ANSWER DOWNLOAD EXAMIANS APP
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