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Q: m What net force is required to keep a 500 kg object moving with a constant velocity of 10
A: Let, the net force required to keep the object moving be F. The mass of the object (m) = 500 kg The…
Q: A 45.0kg box requires a force of 12.0N to start moving and only 8.0N to keep moving at a constant…
A: Given data: Mass (m) = 45.0 kg Maximum static friction force (fs) = 12.0 N Kinetic friction force…
Q: 4.59 CALC An object with mass m moves along the x-axis. Its position as a function of time is given…
A: According to the give data x=At-Bt3 mass=m We need to find Net force on the object
Q: A 75 kg rock has a frictional force of 550 N on it while it is moving. Calculate the coefficient of…
A: we know kinetic frictional force(Fk)= akmg where ak= co-efficient of kinetic friction m=…
Q: A dragster reaches 350 km/h from rest in 6.2s. If the car is 800 kg and generates a driving force of…
A: Initial speed of the car is u = 0 m/s Final speed of the car is v = 350 kmph = 97.22 m/s Time taken…
Q: 3. A block initially traveling at 2 m/s to the right slides 3 m before it comes to rest. What is the…
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Q: 2. No Frietion What force a) middle the docs the bluck (a ke block) btork ? excrt on What excrt foce…
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Q: A 72 kg package drops from a helicopter and is accelerating downwards at 8.6 m/s2. Find the force of…
A: Given data: Mass (m) = 72 kg Acceleration (a) = 8.6 m/s2 Required: The force of air resistance…
Q: You have to magnets. Magnet A has twice the field strength of Magnet B. When they are set a certain…
A: The Newton's third law states that for every action, there is an equal and opposite reaction.
Q: If T, = 50 N, find the weight W and T2. [43 N, 25 N] 60
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Q: The glue on a piece of tape can exert forces. Can theseforces be a type of simple friction? Explain,…
A: If we consider that tape can stick to vertical walls and even to ceilings then the force applied by…
Q: A 3.5_kg frog sits on a 8.1_kg block of wood which is itself on a 94 kg slab of concrete on the…
A: Given: Mass of the frog is 3.5 kg. Mass of the block of wood is 8.1 kg. Mass of the slab is 94 kg.
Q: What is the Force F in Newtons required to hold the object of 2.3 kg at rest? (Assume the rope and…
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Q: (f) What is the speed of the mass after it has moved 5.0 m? O 4.34 m/s O 2.67 m/s O 3.44 m/s O1.67…
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Q: A 5.00 kg object is initially at rest. A 200. N force to the left pushes it for 4.00 seconds. Find…
A: The given data are listed below with suitable variables. Here, m denotes the mass, u denotes the…
Q: 3. Do the following: a. Hang a brick by means of a rope A, whose resistance is not very great. B. A…
A: Given. The rope A and B are made of the same material. It is necessary to clarify, (A) the reason…
Q: A box of weight 100 N is at rest on a floor where us = 0.4. A rope is attached to the box and pulled…
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Q: (c) What is the work done by the applied force after the block has traveled through a displacement…
A: Answer is (C) -20.0 J See steps and explanation in next step
Q: 3. A block weighing 15.0 newtons is on a ramp inclined at 40.0° to the horizontal. A 3.0 Newton…
A: All things have “roughness”. Friction is the force exerted by that roughness as an object passes by…
Q: A 40 kg object's initial velocity is 5 m/s right. After 3 seconds, the velocity is 20 m/s right.…
A: Given data: Mass of object is, m=40 kg. Initial velocity of object is, u=5 m/s. Final velocity of…
Q: What is the greatest mass of groceries that can be lifted safely with this bag, given that the bag…
A: Express the relation between force, mass and acceleration. F=ma Here, The force on the bag is F.…
Q: Please rank the following objects by the magnitude of the normal force acting on them. 1. A 80…
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- 8. A 2.5 kg wagon is pulled with a force of 25 N at an angle of 18° above the horizontal. If the object is moving constantly forward, what is the force of kinetic friction acting on the wagon? 23 N [left] b. 24 N [left] 25 N [left] d. 21 N [left] 22 N [left] а. е. с.33. Consider a net force, Fnet 20i - 40j N acting on a 10 kg object. The objęct's initial velocity is, vo = -4i - 6j m/s. Please finish the vector equations in the table below, Vector i i Fuet 20 -40 a Vo -4 -6 V DQuestion 2 Figure 2 shows a 2-story steel frame with h = 4 m and b = 6 m, determine the equivalent horizontal forces (EHF) for both floors under the following actions: Dead load = 20 kN/m Imposed load = 12 kN/m Students can make their own rational assumptions for any information which they think is required but not provided. Clear state the assumptions and the corresponding justifications. W W b Figure 2 h
- 35. A 2.0-kg purse is dropped from the top of the Leaning Tower of Pisa and falls 55 m before reaching the ground with a speed of 27 m/s. What was the average force of air resistance?3. A block of mass m = 5.9 kg is pulled up a 0 = 21° incline as in the figure below with a force of magnitude F = 37 N. (Hint: remember to measure all angles from +x axis.) y a. Draw a free body diagram showing all the forces. NORml Fte F Mass = 5.9k 0-21° F-37N there b. Determine the x and y components of all the forces. X Components of Force f = 37 N Y comporents of Force F=0N X componnt of normal force=ON * Componis of weight=-5.9x 9.8x Sin 210=70. FJN Y Comperents of weight=5.9a 9.8 x Casal. - 53.98 Y Compenents of normal force=mglos H%53.98, c. Write equations summing all the x components and all the y components. F-mg Sm@= mxa 37-20.72= 5.9x a 2.7l6 = Comporunts) Normal force - mg les 0: 05 53.98-53.98-0o d. Find the acceleration of the block if the incline is frictionless. (Give the magnitude of the acceleration. Find the acceleration of the block if the coefficient of kinetic friction between the block and incline is 0.12. (Give the magnitude of the acceleration.) е. 3L. Fo A block of mass 3.00 kg is moving in the positive x direction, across a rough surface (UK=0.11) with an initial velocity of 6.00 m/s and is acted upon by a force Fo=4.00 N, applied in the negative x direction. Select the correct FBD for the mass.