Aconcave mirror has the focal length 30cm . draw a ray diagram to determine the nature and the position of the image formed when the object is beyond 60cm at 45cm

answer; /// i believe that the correct answer is (c)

dec 23, 2016 - a load of bricks weighing 680 n a distance of 10 m across a parking lot. if if the worker pushes the cart with a constant force of 209 n, what work= force x distance = 220 n x 10 m = 2200 n.m = 2200 j i don't know where the person got it from, but the initial part, work= force x distance me.