The magnitude of the resultant of two concurrent forces is a minimum when the angle between them is (1) 0⁰ (2) 45⁰ (3) 90.⁰ (4) 180.⁰

What is the relationship between the direction of motion of the balloon and the wind currents

Apiece of metal 75g at 110°c is dropped in a container with 500g at 20°c. the h2o if temperature is 24°c find specific heat capacity of metal

Which describes increasing the efficiency of energy resource