09/18/22
Physics Problem. Determine coefficient of static friction and acceleration.
Suppose m1 = 5.2 kg and m2 = 2.8 kg. Assume the pulley is massless and frictionless. A) What coefficient of static friction between the 85.0 N block and the table ensures static equilibrium? B)...
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09/16/22
At a birthday party 3 girls and 3 boys are seated in a row. How many different arrangements are possible if:
a) the first seat is taken by a girl b)boys take the first and last seat, and at least two of the girls shouldn’t sit together
09/16/22
An object with a mass of 0.400 kg is undergoing SHM with an amplitude of 0.025 m. The maximum acceleration of the object is observed to have a magnitude of 15 m/s2. Calculate:
a. the force constant of the springb. the maximum speed of the objectc. the acceleration (magnitude and direction) of the object when it is displaced 0.012 m to the left of its equilibrium position.
09/15/22
Exponents and order of operations
Use the numbers 1,2,4 and 5 in any order to write expressions to equal each integer from 1 to 20
09/10/22
UNIFORM MOTION question
What is the displacement of the race car drivers in the Indy 500? (A 200 lap race around a track)The diagram below shows the position of a cross-country skier at various times. At each of the...
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09/07/22
HW 1D Kinematics MultiSystem (agent, truck)
Secret Agent 006.5 (sadly, not quite as good as 007) is standing on a 10.0 tall bridge looking to escape! He sees a pick-up truck approaching, where the bed of the truck is 1.3 above the...
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09/07/22
1D Kinematics MultiSystem (tackle)
Initially at rest, John catches a football at the 20 yard line, and immediately begins running forward with an acceleration of 1.5 m/s/s. At the instant John caught the ball, Bill (a player on the...
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09/05/22
What is the answer
While John is traveling along a straight interstatehighway, he notices that the mile marker reads234Am. John travels until he reaches the 131Ammarker and then retraces his path to the 161/mmarker....
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09/05/22
Function relation with domain and range
Determine whether the relation is a function. Give the domain and the range for the relation. {(4,1), (6,2), (8,8)}
09/05/22
The cheetah's maximum speed
Another day on the Serengeti. A cheetah at rest spies her prey, a Thomson’s gazelle, and initiates a chase. The cheetah moves in a straight line, accelerating uniformly for the first 1.99 seconds...
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09/03/22
Determine the value of the voltage v in Figure P 3.4-9
Here is a figurehttps://im.ge/i/ObwwmS
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