Question

A 8.1 kg object undergoes an acceleration of 1.8 m/s2.

(a) What is the magnitude of the resultant force acting on it?
N

(b) If this same force is applied to a 4.9 kg object, what acceleration is produced?
m/s2

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Newtons Laws of Motion

Related Physics Q&A

Find answers to questions asked by students like you.

Q: 30. An object of mass m = V 4.00 kg is tied to an object of mass m 3.00 kg with String 1 of length 0...

A: The angular velocity of the particle is

Q: 1. A woman runs a kilometer using a force of 210N and a power output of 500W. How long in minutes do...

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...

Q: A watermelon weighs 5.00 lb on Earth. What would it weigh on the Moon, where the free-fall accelerat...

A: Consider the weight of the watermelon on Earth be we, the mass of the watermelon on Earth be me, the...

Q: What happens when the book stops moving?

A: The friction is classified into many types. A book moving across the desk is an example of sliding f...

Q: A planet similar to the Earth has a radius 4.3 × 106 m and has an acceleration of gravity of 10 m/s ...

A: Click to see the answer

Q: Hi, I am in physic I and they give me the problem  The earth's radius is 6.37×106m; it rotates once ...

A: The angular deflection between equator and the North Pole is,The radius of the circle at the point b...

Q: N3T.1 An object's x-velocity v,(t) is shown in the boxed graph at the top left. Which of the other g...

A: Now, consider the velocity verses time diagram. In the diagram complete motion is in two part, the f...

Q: Review | Constants A skier is accelerating down a 30.0 ° hill at 1.80 m/s2 What is the vertical comp...

A: The below figure represents a skier accelerating down the hill.

Q: 47. An inclined plane of angle 20.0° has a spring of 500 N/m fastened securely at the bottom so that...

A: Click to see the answer

Q: A uniform plank of length 5.35 m and mass 26.9 kg rests horizontally across two horizontal bars of a...

A: suppose, the right scaffold part is free to walk by the painter.the distance from the center of mass...

Q: i need help with these two questions!

A: a)The required speed is,

Q: An ant walks on a piece of graph paper straight along the r axis a distance of 10.0 cm in 1.80 s . I...

A: Draw the diagram of the position of the ant.

Q: A student bikes to school by traveling first dN = 1.10 miles north, then dW = 0.300 miles west, and ...

A: Vector showing the displacement in north direction is,

Q: A. What is the effect on the current in a wire if the voltage is doubled and the resistance is halve...

A: Click to see the answer

Q: An 8.6 kg body undergoes an acceleration of 2.7 m/s2. What is the magnitude of the resultant force a...

A: Given,

Q: The blades in a blender rotate at a rate of 6300 rpm. When the motor is turned off during operation,...

A: Given that the blades in a blender rotate at 6300 rpm.

Q: Find the current through each of the three resistors of the circuit show in the picture. The emf sou...

A: Click to see the answer

Q: 50. A lawnmower is pushed with a constant force F, shown in the following diagram. F As angle e betw...

A: Here, the angle θ between lawnmower handle and the horizontal increases.

Q: Chapter 28, Problem 056 Your answer is partially correct. Try again. A circular wire loop of radius ...

A: Given values:Radius of the wire, R = 15.1 cm = 0.151 mCurrent in the wire, I = 3.07 AAngle made by t...

Q: Number 1 .

A: Consider a car is moving with velocity(v) in a horizontal curve of the radius(R).

Q: A ceiling fan is turned on and a net torque of 2.9 N*m applied to the blades. The blades have a tota...

A: Net torque   τ = 2.9 N·mmoment of inertia I= 0.56 kg·m2

Q: A straight wire produces magnetic field of 1 micro Tesla at a distance 2m. How much current is passi...

A: Click to see the answer

Q: Imagine you are on an amusement park and on a train ride. At some point the train ride follows a hor...

A: The expression for the centripetal acceleration is

Q: A swimming pool reactor produces a flux of 3x1016 thermal neutrons m-2 s-1 at 1 m from the reactor c...

A: Flux damping can be calculated as follows,

Q: A mass hanging from a vertical spring is somewhat more complicated than a mass attached to a horizon...

A: The free body diagram is,Direction of force = downward

Q: A football punter accelerates a football from rest to a speed of 14 m/s during the time in which his...

A: Given:Mass of the ball = 0.48 kgInitial velocity of the ball = 0Final velocity of the ball = 14 m/sT...

Q: You have two strings of length 0.5 m. Both strings are fixed at both ends and have tension 10 N. The...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: ms of appeal in Pirate Port I Public 0f Whiworth Fibrary A Z Databases Course Homne X Join comershon...

A: Given:Drag coefficient = 0.90Cross-section area = 0.48 m2Velocity = 7.3 m/sEfficiency = 25%

Q: Constants I Periodic Table A student sitting on a frictionless rotating stool has rotational inertia...

A: (A)  Write the expression for rotational velocity using conservation of angular momentum.

Q: 15 kg horizontally toward the right with a speed of v 4.7 m/s as in the figure below. Neglecting A 7...

A: Using conservation of momentum,

Q: 5. Find the Kinetic energy when it hits the Earth's surface. (assume no air resistance) Saturn is or...

A: Since we only answer one question, we’ll answer the first one. Please resubmit the question and spec...

Q: A skier of mass 64 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to...

A: Given:Mass of the skier, m = 64 kgSlope = 30 degreesConstant velocity of the skier upto the slope, v...

Q: sSWB-Rocket-jetison 4 of 13 Review | Constants During launches, rockets often discard unneeded parts...

A: Given:Acceleration of the rocket = 3.15 m/s2initial speed of the rocket = 0

Q: A small cart with low friction wheels is attached to a sturdy wall with a high quality spring that h...

A: 2.            Velocity of the cart – D

Q: A 2.13-kg solid sphere (radius 0.135 m) is released from rest at the top of a ramp and allowed to ro...

A: At the top of the incline plane, the sphere have only the potential energy, then the total kinetic e...

Q: 17. Four forces act on a point as shown. N 5N 5N W 5N E 5N The resultant of the four forces is (1) 0...

A: Net force on the point is,

Q: X Book a Flight: Best Join conversation Course Home X A-Z Databases whitworth Library Pirate Port | ...

A: Consider that the force applied by the person is “F” which causes tension in the string. The situati...

Q: In the vertical jump, an Kobe Bryant starts from a crouch and jumps upward to reach as high as possi...

A: Consider v0 be the initial velocity. At maximum height the velocity will be zero.Use the kinematics ...

Q: A locomotive of mass m= 1.134 × 10 kg uses 37.8 kW of power to accelerate at a constant rate for 15....

A: Let v be the velocity of the locomotive after 15 s, u be the initial velocity, F be the force, m be ...

Q: The simple mass on a spring is the basis for our description of almost any oscillation. Let’s consid...

A: The expression for spring constant for N2 is,

Q: David is getting ready to take down the mighty Goliath. David ties a 583 g rock to a rope that is 2....

A: Given:Mass of the rock = 583 gLength of the rope = 2.3 mInclination of rope below the horizontal = 5...

Q: Heat is defined as energy that is moving from one place to another as a consequence of a temperature...

A: The internal energy may be increased by transferring energy to the object from a higher temperature ...

Q: An object of mass m1 = 3.50 kg placed on a frictionless, horizontal table is connected to a string t...

A: Given values: m1 = 3.50 kgm2 = 6.60 kg

Q: A thin spherical shell of silver has an inner radius of 8.20 x 10-2 m when the temperature is 22.2 °...

A: Given that the radius is r = 8.20×10-2 mInitial temperature is T1 = 22.2˚C and T2 =142˚C

Q: 36. In a thundercloud, there may be electric charges of +40.0 C near the top of the cloud and -40.0 ...

A: The charge at the top is +4.0C, the charge at bottom is -4.0C, and the distance of separation is 2km...

Q: A completely inelastic collision occurs between two balls of wet putty that move directly toward eac...

A: From the conservation of momentum.

Q: The motor of a ski boat produces a power of 35400 W to maintain a constant speed of 12.0 m/s. To pul...

A: Given information:The power produced by the boat without the skier (Wb) = 35400 WThe velocity of the...

Q: A circuit in a TV has an overall resistance of 25.3 Ω. The current in the circuit is 4.69 A. How muc...

A: Power is,

Q: A spherical vase of 12 cm in diameter has an 8 cm long neck connected to hit. The neck has a diamete...

A:  Given,The radius of the spherical vase  = 6cmLength of the neck =8cmRadius of the neck =2cm

Q: Suppose we want a satellite to revolve around the Earth  5 times a day in a circular orbit. What sho...

A: Given: