Total acceleration relative to the radial direction
A racing car travels with a constant tangential speed of 75 m/s around a circular track with a radius 625 m. Find (a) the magnitude of the car's total acceleration and (b) the direction of its total acceleration relative to the radial direction.
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Exerting a force of 79 N on the circular piston of a syringe causes a pressure increase in the barrel of 1.4 atm. What is the diameter of the piston?
A 20.0 child plays on a swing having support ropes that are 2.30 long. A friend pulls her back until the ropes are 43.0 from the vertical and releases her from rest.
A 0.20 M solution of MgSO4 has an observed osmotic pressure of 7.6 atm at 25oC. Determine the observed van't Hoff factor for this experiment. A) 19 B) 0.31 C) 1.6 D) 1.8 E) 2.0
A 88.0 N grocery cart is pushed 13.0 m along an aisle by a shopper who exerts a constant horizontal force of 40.0 N. If all frictional forces are neglected and the cart starts from rest, what is the grocery cart's final speed?
A quarterback takes the ball from the line of scrimmage, runs backward for 7.50 yards, and then runs sideways parallel to the line of scrimmage for 15.0 yards. At this point, he throws a forward pass 45.0 yards straight downfield perpendicular to
Only 1.40 mg of pure penicillin having an activity of 280 cpm was recovered. What was the penicillin content of the original 5.00 kg of crude penicillin?
How many elastic scatters, on the average, are required to slow a 1-MeV neutron to below 1 eV in (a) 16O and in (b) 56Fe?
A stone of mass 0.31 kg is tied to a string of length 0.50 m and is swung in a horizontal circle with speed v. The string has a breaking-point force of 45 N. What is the largest value v can have without the string breaking?
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Based on information provided in Ch. 11 & 12, how do you define "being an adult"?
You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
Examine historical literature to the most current period to see the growth of romanticism and EXISTENTIALISM. any major developments
Amanda said? Excellent post, Chrystal. You provided great insight into the helpful resource ERIC digital library is. I appreciate how it states the information
Sahir is the most active student in your kindergarten class. He tends to be very disruptive when the teacher you work with is teaching the class,
Adler believed that your birth order determines, to a large extent, your personality. He stated that your traits reflect, somehow, how you have achieved
Describe the results, including any scores. Result: E6% Extraverted Action oriented, Outgoing, Expressive, Hands-On S17% Sensing Traditional,