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What mass M1 is required to keep the industrial-sized mobile shown in the diagram in equilibrium ? The horizontal connecting rods and all the vertical strings are light (negligible mass). Hint : first find the mass M2.

What is the tangential speed of a point on the rim of the inner pulley at time t = 3.00 s? 

Work is a Scalar quantity, it does not have a direction.

In a historic first, a human expedition arrives on an alien planet called 67Beatle-s. The Astronaut, Sgt. Pepper, uses a pendulum to calculate the acceleration due to gravity on this planet. She finds that she needs a simple pendulum with a length of 10.0 cm to make one full oscillation in 1.00 second.  What is the magnitude of the acceleration due to gravity on this alien planet?

 As seen from above, a hog rounds the circular curved path shown in the diagram at constant speed. Which vector best represents the direction of the Net Force acting on the hog?  

Which of the labelled arrows points in the direction of the instantaneous acceleration of the ball? 

Which statement about hepatic blood flow during general anesthesia is correct?

The nurse anesthesiologist understands that scleroderma can lead to CREST syndrome. All are symptoms of CREST syndrome except?

In 4.18, what role did the federal government play in shaping racial segregation in postwar Los Angeles?

31. The nurse is caring for a child who has type 1 diabetes mellitus and has been admitted for the treatment of an episode of DKA.  Which of the following is NOT a manifestation of DKA?