If x =(50 ± 1)m y=(100± 2)m then y-x=………………..
A) (50 ± 1)m B) (50 ± 3)m C) (150 ± 1)m D)(12±0.3)m

What is required for an electric charge to flow through a wire? zero resistance in the wire a balance of electric potential high resistance in the wire a difference in electric potential

Which of the the following are examples of projectile motion of both projectile motion and two dimensional motion

An air standard cycle with variable specific heats is executed in a closed system and is composed of the following four processes. 1-2 isentropic compression 100 kpa and 22°c to 600 kpa 2-3 v=constant heat addition to 1500 k 3-4 isentropic expansion to 100 kpa 4-1 p=constant heat rejection to initial state (a) show the cycle on p-v and t-s s (b) calculate the net work output per unit mass (409 kj/kg) (c) determine the thermal efficiency (47.9%)