Multiple Choice
A uniform,horizontal beam of length 8.0 m and weight 14 N is attached at one end to a wall by a pin connection (so that it may rotate) .A cable attached to the wall above the pin supports the opposite end.The cable makes an angle of 60° with the horizontal.What is the tension in the cable needed to maintain the beam in equilibrium?
A) 8.1 N
B) 16.2 N
C) 97.0 N
D) 1.5 N
E) 56.6 N
Correct Answer:

Verified
Correct Answer:
Verified
Q1: A baseball pitcher loosens up his pitching
Q2: A disk has a moment of inertia
Q3: A bowling ball has a mass of
Q4: Tasha has mass 25 kg and wants
Q5: A rod of length L is hinged
Q7: A fan blade,initially at rest,rotates with a
Q8: A 0.40-m radius automobile tire rotates how
Q9: An 700-N billboard worker stands on a
Q10: A Ferris wheel starts at rest and
Q11: A uniform bridge span weighs 80.0 ×