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Newton's Laws
Page 6
Questions (459)
1. Two blocks on a frictionless horizontal surface are connected by a light string.
where m1 = 6.21 kg and m2 = 19.5 kg. A force
1 answer
asked by
Suaad
834 views
Jessica weighs 540 Newtons, According to Newton's 3rd law, if the Earth pulls on Jessica 540 N, then Jessica pulls on the Earth
2 answers
asked by
Kelli Kenyon
843 views
An Atwood's machine consists of two crates of different masses. If the pulley is frictionless and
massless along with a string of
2 answers
asked by
Lauren
829 views
A mass m1 on a horizontal shelf is attached by a thin string that passes over a frictionless pulley to a 2.5 kg mass (m2) that
1 answer
asked by
J
820 views
According to Newton's First Law, what potential impact can an unbalanced force can have on an object in motion?
a An unbalanced
1 answer
asked anonymously
57 views
A 2000 kg car pushes a 3000 kg truck that has a dead battery. The ground pushes forward on the car with a force of 6000 N. What
2 answers
asked by
Ashley
813 views
Particles of mass 3m and 5m hang one at each end of a light inextensible string which passes over a pulley.the system is
2 answers
asked by
nishat
822 views
Two masses are attached to an Atwood machine. the mass of block A is 12.3kg and the mass of B is 4.2kg. the pulley is massless
2 answers
asked by
kelly
786 views
12 kg wagon is being pulled at an angle of 38o above horizontal. What force is applied to the wagon if it accelerates from rest
4 answers
asked by
silverback
770 views
What can we say about the force of an object when the mass increases and acceleration remains constant?
2 answers
asked by
Laura
737 views
can you please check my answers?
1.what would be the path of the moon if somehow all gravitational foces on it vanished to zero?
3 answers
asked by
Jennifer
686 views
Newton's first law of motion states that an object at rest will remain at rest or an object in motion will remain in a constant
1 answer
asked anonymously
63 views
A boat moves through the water with two
forces acting on it. One is a 2000 N forward push by the motor on the propeller, and the
2 answers
asked by
brain
752 views
Mass 1 and mass 2 are connected as shown by a massless, non-stretch rope that passes over a massless, frictionless pulley. The
1 answer
asked by
Zac
744 views
If you exert a force of 60 N on a car, it moves at a constant velocity. (i.e there is a frictional force of 60 N) What is its
2 answers
asked by
jasmin
742 views
A 32.7-kg block (m1) is on a horizontal surface, connected to a 6.7-kg block (m2) by a massless string as shown in the Figure.
2 answers
asked by
anonymus
726 views
Find the acceleration (mls^2) of the masses, given that m1= 1.0kg, m2= 2.0kg and m3= 3.0kg . Assume the table is frictionless
2 answers
asked by
jay
750 views
A man whose mass is 80kg stands on a spring weighing machine inside an elevator. What is the readingof the weighing machine when
3 answers
asked by
john
728 views
Now, three masses (m1 = 3.1 kg, m2 = 9.3 kg and m3 = 6.2) hang from three identical springs in a motionless elevator. The
5 answers
asked by
priscilla
682 views
Two blocks are connected by a light string passing over a pulley. The inclined surfaces are frictionless, and the effects of the
1 answer
asked by
Katie
693 views
The net external force on the propeller of a
3.3 kg model airplane is 6.5 N forward. What is the acceleration of the airplane?
3 answers
asked by
dmj697
660 views
Three people attempt to hold a heavy sign in place. Abby pulls directly upwards (in the middle) with 140 N of force. Joe is ob
2 answers
asked by
Heather
679 views
An object with mass m1 = 5.00 kg, rests on a frictionless horizontal table and is connected to a cable that passes over a pulley
2 answers
asked by
Chan
672 views
Why can you exert a greater force on the pedals of a bike if you pull up on the handlebars?
Does it have anything to do with one
4 answers
asked by
Anonymous
661 views
A painter of mass 90.0 kg stands on a platform of mass 50.0 kg and pulls on two ropes which hang over pulleys, as shown. He
1 answer
asked by
shyne
672 views
A man of mass 60kg standing inside a lift with an acceleration of 2m/s(square).Find the apparent weight that a man feels(g is
4 answers
asked by
joelinho
669 views
A 0.2 kg yo-yo consists of two solid disks of radius 5.5 cm joined together by a massless rod of radius 1 cm and a string
2 answers
asked by
MUHAMMAD JUNAID
633 views
A table exerts a 1o newton force on a book which lies at rest on its top. The force exerted by the book on the table is?
I think
2 answers
asked by
Hannah
633 views
The same force acts on two objects with different masses. Why does the object with less mass have a larger acceleration?
3 answers
asked by
Stacy
634 views
An Atwood Machine has a pulley of radius Rpulley = 0.25m, and
mass Mpulley = 6.0 kg with two blocks with masses m1 = 5.0 kg, and
1 answer
asked by
nicole
639 views
Express your answer as a balanced net ionic equation. Identify all of the phases in your answer
2 answers
asked by
libby
608 views
Match the scenario to the Newton's Law it describes.
Column A 1.As a man steps forward off of a boat, the boat moves backwards.
1 answer
asked anonymously
38 views
A cannon is fired horizontally from a platform . The platform rests on a flat, icy, frictionless surface. Just
after the shell is
1 answer
asked by
sara
612 views
A table exerts a 1o newton force on a book which lies at rest on its top. The force exerted by the book on the table is?
I think
1 answer
asked by
Hannah
609 views
SOMEBODY ANSWER THIS PLEASE,
Two people pull as hard as they can on ropes attached to a 170 kg boat. If they pull in the same
2 answers
asked by
manny
614 views
A series of two 2.0 kg blocks are attached together through string B.Two of the blocks weigh each 2.0 kg and are now being use
2 answers
asked by
Anonymous
660 views
An object of mass m1= 203 g is on an inclined surface, that is increasing. The angle of the inclined surface is θ = 40o with
2 answers
asked by
Sarah
602 views
A 4.96 kg block located on a horizontal frictionless floor is pulled by a cord that exerts a force F=13.7N at an angle
2 answers
asked by
Emily
598 views
A box of mass 10 kg is pushed across the floor with a force of 25 N. A 2 N frictional force opposes the motion.
What is the
2 answers
asked by
Kareem
592 views
A car with a mass of 1500 kg moves at 26 m/s. What braking force is needed to bring the car to a halt in 10 s?
2 answers
asked by
DENNIS
582 views
Q: AN OBJECT IS MOVING PAST YOU IN A STRAIGHT LINE WITH A CONSTANT SPEED. YOU CAN CONCUDED
A. THAT THERE IS A CONSTANT FORCE IN
2 answers
asked by
JACOB
600 views
A 1,200-kg car is pulling a 305-kg trailer. Together, the car and trailer have an acceleration of 2.00 m/s2 in the positive
2 answers
asked by
Crown
592 views
You push a large 32 kg crate across the floor with a force F=330 N at an angle of 21 degrees below the horizontal. If the
2 answers
asked by
Ka
591 views
Determine the force of gravity on an 850 kg car.
2 answers
asked by
Joe
565 views
Two ropes exert forces holding a suspended box having a mass of 100 N at rest. If one rope is at an angle of 30o to the
3 answers
asked by
Dreskillz89
611 views
What is the mass of a man if he accelerates at 42 m/s/s and has a mass of 112 kg?
2 answers
asked by
Anonymous
544 views
A lot of mass m2 = 28 kg hanging from a rope.
The rope runs over a frictionless pulley and attached to a box of mass m1 = 52 kg.
2 answers
asked by
Oddbjørn
568 views
Two crewmen pull a boat through a lock, as shown in Figure 5-25. One crewman pulls with a force of F1 = 155 N at an angle of θ
2 answers
asked by
John
539 views
A person in an elevator is holding a 13 kg block by a cord rated to withstand a tension of 226 N. When the elevator starts up,
2 answers
asked by
Georgia
557 views
How much force is needed to accelerate a 50-kg rider and her 250-kg motorcycle at 5 m/s2?
This is really a physics question. The
2 answers
asked by
kent
561 views
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Parent Categories (16)
Classical mechanics
Dynamics
Force
Force and Motion
Forces
Forces and Motion
Gravity
Laws and Principles
Laws of motion
Mechanics
Mechanics/Optics
Motion
Physical Science
Physics
Physics Education
Work and Energy