Abox is pulled up a rough ramp that makes an angle of 22 degrees with the horizontal surface. the surface of the ramp is the x-plane. what is the magnitude of the force of tension if the net force in the x direction of 98 n?
a.)57 n
b.)139 n 1
c.)78 n
d.)183 n
b 139

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

A3030 cmcm wrench is used to loosen a bolt with a force applied 0.30.3 mm from the bolt. it takes 6060 nn to loosen the bolt when the force is applied perpendicular to the wrench. how much force would it take if the force was applied at a 3030 degree angle from perpendicular? a 3030 cmcm wrench is used to loosen a bolt with a force applied 0.30.3 mm from the bolt. it takes 6060 nn to loosen the bolt when the force is applied perpendicular to the wrench. how much force would it take if the force was applied at a 3030 degree angle from perpendicular?

If the radius of curvature of the cornea is 0.75 cm when the eye is focusing on an object 36.0 cm from the cornea vertex and the indexes of refraction are as described before, what is the distance from the cornea vertex to the retina? express your answer to two significant