An object travels for 5 minutes with constant motion. What conclusion can you make about the sum of the forces (total force) acting upon an object?

Q: A box is at rest on a table. The book has a mass of 6 kg. You pull straight upwards on the box by a…

A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a…

Q: onsider a person standing on a scale in an elevator. If the elevator accelerates upwards with an…

A: Write the given values with the suitable variables. a=1.21 m/s2m=102.9 kg Here, a is the…

Q: Two forces of magnitude 4 N and 10 N are acting on an object and the direction of the forces is…

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Q: A 67.3 kg person is standing inside an elevator. The elevator is traveling from the 1st floor to the…

A: Consider the person’s mass be m, its weight be w, the speed of the elevator be u, the normal…

Q: If the elevator's acceleration had a magnitude of g in the upward direction, what would the normal…

A: mass= m = 4.25kg upward acceleration = a = g Normal force = ?

Q: Andi is skydiving.  She has opened her parachute and is drifting in a straight line toward the…

A: According to Newton, the body accelerates only in the presence of net external force. In the absence…

Q: A 2.80 kg object is subjected to three forces that give it an acceleration á = (1.80 m/s² )i + (7.20…

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Q: Question 3. A hockey puck with a mass of 0.5 kg slides horizontally on the frictionless ice of a…

A: Mass of the punk (m)= 0.5 kg Force F1 = 5 N and θ1=(-36.6) degrees Force F2 = 10 N and θ2=(-60)…

Q: You are standing in an elevator in a tall building. Your mass is 65 kg. The elevator starts at t = 0…

A: Given Position y(t) = (0.75 m/s2)t2+(0.10 m/s3)t3 Time t = 4.0 s mass m = 65 kg

Q: F

A: Given: Mass m1 = 4.7 kg. Mass m2 = 2.4 kg. Upward force F = 6.4 N. Downward acceleration (a) = 4.7…

Q: Three objects with masses m1= 2.0 kg, m2= 4.0 kg, and m3= 6.0 kg, respectively, are attached by…

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Q: Four blocks with masses m1=5.00kg, m2= 5.10kg, m3= 7.00kg, m4= 7.20kg are pulled on a horizontal,…

A: solution:   Given Values, Masses: m1=5.00 Kgm2=5.10 Kgm3= 7.00 Kgm4= 7.20 KgAngle (θ)=34°Force (F) =…

Q: Nick decided to visit the CN Tower with his friend. He gets into a stationary elevator on the ground…

A: Given      Combined mass (M) = 2568kg(a)      FBD                        value of Mg=…

Q: A force of 1.8 N is applied horizontally to a 683 g cereal box that is at rest on a horizontal…

A: As the box is not moving vertically that means the vertical forces are balanced that is : N = mg…

Q: Problem 4: Consider applying Newton's second law to a man riding an elevator (perhaps to calculate…

A: Newton's second law to a man riding an elevator.

Q: Two forces of 25 and 45 N act on an object. Their directions differ by 70°. The resulting…

A: We have to determine the mass of the body Given that, Force, F1=25 N Force F2=45 N Angle between…

Q: a. 1.95 N b. 0.75 N c. 1.00 N

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Q: A block with a mass of 6.66 kg is at rest on an inclined surface. The surface makes an angle of…

A: Given information: The mass of the book (m) = 6.66 kg The angle of inclination (θ) = 28.30

Q: In an investigation a student placed a 0.85 kg cart on a table. They tie one end of a light string…

A: Given Information:- Mass of the cart is M=0.85 kg Mass of the hanging mass is m=0.50 kg We have to…

Q: Two people are pushing horizontally on a crate of mass 100 kg. One person is pushing from the right…

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Q: A 63.4 kg person is standing inside an elevator. The elevator is moving upward at 2.78 m/s and is…

A: The write the expression for the net force, Apply Newton’s second law of motion,

Q: A 2 kg object accelerates at a rate of 5 m/s2 to the left, under the influence of two opposing…

A: Mass , m = 2 kg Acceleration , a = 5 m/s2  F1 = 20 N to the right . To find = Magnitude and…

Q: A 74.2 kg person is standing inside an elevator. The elevator is moving upward at 2.98 m/s and is…

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Q: Two forces FA and FB are applied to an object whose mass is 6.11 kg. The larger force is FA. When…

A: Given that, mass of object (m) =6.11 kg

Q: The figure shows a man sitting in a bosun's chair that dangles from a massless rope, which runs over…

A:

Q: A 58.9 kg person is standing inside an elevator. The elevator is moving upward at 3.68 m/s and is…

A: The given values are.

Q: Body A in the figure weighs 96 N, and body B weighs 16 N. The coefficients of friction between A and…

A: Given:  ωA=96N,  ωB=16N    μS=0.59, μk=0.25,  θ=28°

Q: A box of mass 30.0 kg is acted on by a constant horizontal force, which moves the box from rest 15.0…

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Q: Two boxes A and B are connected by a lightweight cord and resting on a smooth (frictionless) table.…

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Q: A body with mass m1 = 3.5 kg is on an inclined plane with an angle of 37º. It is connected by a rope…

A: Step 1: Step 2: Step 3: Step 4:

Q: Alex is asked to move two boxes of books in contact with each other and resting on a frictionless…

A: a)as per newton's second law of motionFnet=maFp=mA+mBaa=FpmA+mB =9.3 12.1+7 =0.487 m/s2

Q: A lamp hangs from the ceiling of an elevator as it slows to a stop as it approaches the top floor in…

A: Tension in chord T = 90 N Acceleration a =3.2 m/s/s slow rate

Q: A 6.6 kg object undergoes an acceleration of 4.2 m/s2. What is the magnitude of the resultant force…

A: From Newton’s second law of motion.

Q: Two horizontal forces, P and Q, are acting on a block that is placed on a table. We know that P =…

A: Given: The mass of the object is 5.1 kg. P→=-2.1i^+4.25k^ N The velocity of the object is constant.

Q: A freight train has a mass of 1.5 × 107 kg. If the locomotive can exert a constant pull of 7.5 × 105…

A:

Q: Physics student Matt has just learned about Newton's 3rd law of motion. He's considering a car…

A: Mass of car = M Mass of trailer = m Using newtons second law of motion on car Ma = Fapplied - T…

Q: A person catches a ball with a mass of 145 g dropped from a height of 60.0 m above his glove. His…

A: Given:-  The mass of the person is m = 145 g = 0.145 kg  The height of the ball above his glove h =…

Q: An Atwood machine consists of two masses hanging from the ends of a rope that passes over a pulley.…

A: Given,

Q: Only two forces act on an object (mass = 7.91 kg), as in the drawing. Find the (a) magnitude and (b)…

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!