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How far does a sled travel in 3 hours while accelerating from 10 miles/hour to 14 miles/ hour?
A 6.0 kg mass is placed on a 20° incline which has a coefficient of friction of 0.15. What is the acceleration of the mass down the incline?
A force = 8 î − 3 ĵ N
acts on a particle that undergoes a displacement Δ = 2 î + ĵ m.
(a) Find the work done by the force on the particle.
A 55N picture frame was hung with two strings supporting it. Each string makes 30 degrees with an overhead horizonatal beam. (a) Draw FBD (b)Find the Tension for each.
A christmas decorations of three identical balls, each with mass of 0.15kg, was hung as shown below. (a) Draw FBD (b) Find the tension of each string supporting each ball.
A 10Ω resistor is connected in parallel to 32Ω resistor and a voltage source of 24V. Find the effective resistance and total current provided in the circuit. Determine the current in each of the resistors.
(a)
A certain parallel plate capacitor has plates of area 3.60 m2, separated by 0.0200 mm of nylon, and stores 0.175 C of charge. What is the applied voltage (in V)?
0.175
Incorrect: Your answer is incorrect.
V
(b)
What is unreasonable about this result?
(c)
Which assumptions are responsible or inconsistent?
- A 120cm long uniform rod is balanced at point P with a mass of 125g at one of its ends as shown. Find the mass of the rod
Illustrate the equations that describe the physical quantities of motion:
distance, displacement, velocity and acceleration.
You place an object 22 cm in front of a concave lens with a focal length of -35 cm. Find the image distance and magnification that results from this arrangement.
