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Classical mechanics
Page 4
Questions (773)
A block of mass m rests on a smooth plane of a wedge which is inclined at angle of θ to the horizontal. The wedge is
2 answers
asked by
anonymous
726 views
A 2.60-kg block is attached to a horizontal spring that has a spring constant of 214 N/m. At the instant when the displacement
3 answers
asked by
Jack
551 views
A worker drops a wrench from the top of a tower 118.5 m tall. What is the velocity when the wrench strikes the ground?
3 answers
asked by
Brianna
502 views
A body is dropped from rest from a height of 8m. How long does it take to reach the ground?
3 answers
asked by
Prince
884 views
A mango is dropped and falls freely from rest what are its position and velocity after 1.0s,2.0s, and 3.0s
2 answers
asked by
Aliyu lawan danzomo
723 views
A particle of mass 1kg moving with initial velocity (i+2k)m/s is acted upon by a constant force(i+2j-2k)N,calculate the velocity
2 answers
asked by
kazeem abiodun sikiru
513 views
a body is projected with velocity v1 from a point a at the same time another body is projected vertically upwards with velocity
3 answers
asked by
teja
728 views
Two stars of mass M and 2M, a distance 3x apart rotates in circles about the common center mass "0" The gravitational force
4 answers
asked by
SAGAR
1,017 views
Two boxes are connected by a light string that passes over a
light, frictionless pulley. One box rests on a frictionless ramp
4 answers
asked by
David
1,666 views
A bullet fired vertically upwards reaches a height of 500m. [g=9.8m/s2]. What is its initial velocity?
4 answers
asked by
Anonymous
725 views
A hollow spherical shell with mass 2.45kg rolls without slipping down a slope that makes an angle of 30.0∘ with the
3 answers
asked by
Rosae
2,202 views
At what minimum speed must a roller coaster be traveling when upside down at the top of a circle so that the passengers will not
3 answers
asked by
Tanner
765 views
When a ball is thrown upward, it experiences a downward accelera-
tion of magnitude 9.8 m/s 2 , neglecting air resistance. With
2 answers
asked by
Anonymous
563 views
Galileo figured out the equation that describes the behavior of a pendulum. If you square both sides of the equation, you will
3 answers
asked by
Tara
652 views
During what time interval does vy become zero?
So I can't really understand what vy means, I know its a abbreviation but I need
3 answers
asked by
Ronald
713 views
A 1kg pigeon sits on the middle of a clothesline whose supports are 10m apart. The clothesline sags by 1 meter. If the weight of
4 answers
asked by
Rick
1,050 views
the height (in meters) of a projectile shot vertically upward from a point 2 m above ground level with initial velocity of 24.5
3 answers
asked by
Please help mee
1,568 views
a block of mass M, resting on an incline with angle theta, is attached to a second block of mass m by a cord that passes over a
3 answers
asked by
Anonymous
820 views
A package of mass 9 kg sits at the equator of an airless asteroid of mass 4.0 1020 kg and radius 4.9 105 m. We want to launch
3 answers
asked by
Jaden
624 views
A truck rolls down a hill subject to acceleration due to gravity and resistance (including
air resistance, rolling friction, etc)
4 answers
asked by
help please
558 views
A point mass m is connected by a massless rod of length L to a fixed point of support, such that the mass is free to rotate
3 answers
asked by
Darcy
576 views
A particle is moving along the x-axis subject to the potential energy function U(x) = a(1/x) + bx2 + cx – d, where a = 6.00 J
3 answers
asked by
Thomas
659 views
A baby sitter pushing a stroller starts from
rest and accelerates uniformly at a rate of 0.770 m/s 2 . What is the velocity of
3 answers
asked by
Anonymous
565 views
If a projectile is fired straight up at a speed of 13m/s. How long does it take to reach the top of its motion? If the
3 answers
asked by
jessica
619 views
A horizontal beam of alpha particles are injected with a speed of 1.3x10^5 m/s into a region with a vertical magnetic field of
5 answers
asked by
John
729 views
A body of mass 0.5 kg is thrown vertically upwards with a speed of 10 m/s. Determine:
a.The initial kinetic energy of the body
2 answers
asked by
LK
897 views
A girl places a stick at an angle of 60.0° against a flat rock on a frozen pond. She pushes at an angle and moves the rock
4 answers
asked by
Pat
970 views
A particle is at rest at the apex A of a smooth fixed hemisphere whose base is horizontal. The hemisphere has centre O and
4 answers
asked by
Chris
855 views
Determine the gravitational force that you exert on another person 1.90 m away. Assume that you and the other person are point
4 answers
asked by
Anonymous
408 views
Find the linear speed of the bottom of a test tube in a centrifuge if the centripetal acceleration there is 5.4×104 times the
3 answers
asked by
Anonymous
1,152 views
A crate starts from rest and slides 8.35 m down a ramp. When it reaches the bottom it is traveling at a speed of 5.25 m/s. The
2 answers
asked by
Kayla L
995 views
Two balls are dropped from rest from the same height. One of the balls is dropped 1.0 s after the other. What distance separates
3 answers
asked by
Anonymous
822 views
an object is dropped from a tower. the distance in t seconds is given by d(t)=4.9t^2
if the height of the tower is 146.9m , how
3 answers
asked by
jess
575 views
A 2kg ball,A moves to the right with velocity 4 m/s collides with another 1kg ball,B moving in the opposite way with velocity
4 answers
asked by
alya
846 views
as the mass of an object increases, its gravitational force ____
decrease increases stays the same
3 answers
asked anonymously
43 views
A 0.25 kg ball is thrown straight up into the air with an initial speed of 20 m/s. Find the momentum of the ball at the
3 answers
asked by
Blair
691 views
P=mv
3 answers
asked anonymously
19 views
A pulley is massless and frictionless. 3 kg, 2 kg, and 6 kg masses are suspended. What is the tension T1 in the string between
2 answers
asked by
Genevieve
1,276 views
Newton's laws apply
3 answers
asked by
Me
27 views
A marble of mass m is placed on top of a bowling ball of radius r and allowed to roll from rest. derive the angle from centre of
3 answers
asked by
Andrew
820 views
a four -pound weight stretches a spring 8 inches from its natural lenght . the weight is pulled downward an additional 6 inches
3 answers
asked by
Anonymous
548 views
A particle is released on the smooth inside wall of a cylindrical tank at A with a velocity v which makes an angle beta with the
2 answers
asked by
Jessi
581 views
calculate the force of Earth's gravity on a spacecraft 12,800 km (2 Earth radii) above Earth's surface if its mass is 1350 kg.
i
5 answers
asked by
Sasha
3,093 views
Consider a pair of planets for which the distance between them is decreased by a factor of 5. Show that the force between them
3 answers
asked by
Anonymous
804 views
a particle falling under gravity falls 39m in certain second find time required to cover the next 30 m take g=9.8
3 answers
asked by
Anonymous
1,083 views
A spring with spring constant 20.0N/m hangs from the ceiling. A 590g ball is attached to the spring and allowed to come to rest.
4 answers
asked by
Roan
2,723 views
Kinematics
4 answers
asked by
Mutinta simwale
42 views
newtons second law
2 answers
asked anonymously
21 views
If a body is moving in a circular track of radius 100m with a velocity of 120m/s determine the banking angle of the track
2 answers
asked by
Asher
56 views
Write down the Hamiltonian function and Hamilton's canonical equations for a simple pendulum.
1 answer
asked by
Mohammed
164 views
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Parent Categories (4)
Dynamics
Kinematics
Mechanics
Physics