4. Two unequal masses m1 = 10 kg and m2= 30 kg initially at rest are connected...
4. Two unequal masses m1 = 10 kg and m2= 30 kg initially at rest are connected by an ideal string that passes over a pulley whose mass and friction are negligible as shown in the figure below. Determine:
a) The acceleration of the masses.
b) The tension on the connecting string.
c) The speed of m2 after it has descended 2.0 m.
Homework Answers
Add Answer to:
4. Two unequal masses m1 = 10 kg and m2= 30
kg initially at rest are connected...
Two objects with masses of m1 = 2.70 kg and m2 = 5.70 kg are connected...
Two objects with masses of m1 = 2.70 kg and
m2 = 5.70 kg are connected by a light string
that passes over a frictionless pulley, as in the figure below.
(a) Determine the tension in the string. (Enter the magnitude
only.)
N
(b) Determine the acceleration of each object. (Enter the magnitude
only.)
m/s2
(c) Determine the distance each object will move in the first
second of motion if both objects start from rest.
m
Two objects with masses...
Two masses are connected by a cord that passes over a pulley as shown in the...
Two masses are connected by a cord that passes over a pulley
as shown in the figure. The pulley and cord have negligible mass
and m1 (2.0 kg) moves on a horizontal surface without friction, m2
(2.0 kg) is suspended vertically. What is the ACCELERATION of
m1?
Question4 2/2 pts Two masses are connected by a cord that passes over a pulley as shown in the figure. The pulley and cord have negligible mass and mı (2.0 kg) moves on...
Objects with masses m1 = 12.0 kg and m2 = 7.0 kg are connected by a...
Objects with masses m1 = 12.0 kg and m2 = 7.0 kg are connected by a light string that passes over a frictionless pulley as in the figure below. If, when the system starts from rest, m2 falls 1.00 m in 1.80 s, determine the coefficient of kinetic friction between mi and the table Express the friction force in terms of the coefficient of kinetic friction. Obtain an expression for the acceleration in terms of the masses and the net...
Two blocks with masses M1 and M2 are connected by a massless string that passes over...
Two blocks with masses M1 and M2 are connected by a massless string that passes over a massless pulley as shown. M1 has a mass of 2.25 kg and is on an incline of 41.5° with coefficient of kinetic friction μ1 = 0.205. M2 has a mass of 6.25 kg and is on an incline of 31.5° with coefficient of kinetic friction μ2 = 0.105. Find the magnitude of the acceleration of M2 down the incline.
Two blocks with masses M1 and M2 are connected by a massless string that passes over...
Two blocks with masses M1 and M2 are connected by a massless string that passes over a massless pulley as shown. M1 has a mass of 2.25 kg and is on an incline of 47.5° with coefficient of kinetic friction μ1 = 0.205. M2 has a mass of 8.05 kg and is on an incline of 33.5° with coefficient of kinetic friction μ2 = 0.105. Find the magnitude of the acceleration of M2 down the incline.
Objects with masses m1 = 8.0 kg and m2 = 5.00 kg are connected by a...
Objects with masses m1 = 8.0 kg and m2 = 5.00 kg are connected by a light string that passes over a frictionless pulley as in the figure below. If, when the system starts from rest, m2 falls 1.00 m in 1.70 s, determine the coefficient of kinetic friction between m1 and the table.
Two packing crates of masses m1 = 10.0 kg and m2 = 5.50 kg are connected...
Two packing crates of masses m1 = 10.0 kg
and m2 = 5.50 kg are connected by a light string
that passes over a frictionless pulley as in Figure P4.26. The
5.50 kg crate lies on a smooth
incline of angle 45.0°. Find
the acceleration of the 5.50 kg
crate.
__________m/s2 (up the incline)
Find the tension in the string.
__________ N
Two blocks m1 and m2 with masses 50 kg and 100 kg respectively are connected by...
Two blocks m1 and m2 with masses 50 kg and 100 kg respectively are connected by a string over a pulley that is frictionless with negligible mass. The 50 kg block slides on a 37 degree incline that has a coefficient of kinetic friction of 0.25. This block is also attached to a wall at the base of the incline by an ideal spring that has a spring coefficient of 100 N/m. The system is released from rest with a...
As shown in the figure below, two masses m1 = 4.80 kg and m2 which has...
As shown in the figure below, two masses m1 = 4.80 kg and m2 which has a mass 80.0% that of my, are attached to a cord of negligible mass which passes over a frictionless pulley also of negligible mass. If m1 and m2 start from rest, after they have each traveled a distance h = 1.10 m, use energy content to determine the following. m M (a) the speed (in m/s) v of the masses m/s (b) the magnitude...
Two blocks with masses M1 and M2 are connected by a massless string that passes over...
Two blocks with masses M1 and M2 are connected by a massless string that passes over a massless pulley as shown. M1 has a mass of 2.25 kg and is on an incline of θ1=42.5 with coefficient of kinetic friction μ1=0.205. M2 has a mass of 7.25 kg and is on an incline of θ2=31.5 with coefficient of kinetic friction μ2=0.105. The two‑block system is in motion with the block of mass M2 sliding down the ramp. Find the magnitude...
Two objects with masses of m1 = 2.70 kg and
m2 = 5.70 kg are connected by a light string
that passes over a frictionless pulley, as in the figure below.
(a) Determine the tension in the string. (Enter the magnitude
only.)
N
(b) Determine the acceleration of each object. (Enter the magnitude
only.)
m/s2
(c) Determine the distance each object will move in the first
second of motion if both objects start from rest.
m
Two objects with masses...
Two masses are connected by a cord that passes over a pulley
as shown in the figure. The pulley and cord have negligible mass
and m1 (2.0 kg) moves on a horizontal surface without friction, m2
(2.0 kg) is suspended vertically. What is the ACCELERATION of
m1?
Question4 2/2 pts Two masses are connected by a cord that passes over a pulley as shown in the figure. The pulley and cord have negligible mass and mı (2.0 kg) moves on...
Objects with masses m1 = 12.0 kg and m2 = 7.0 kg are connected by a light string that passes over a frictionless pulley as in the figure below. If, when the system starts from rest, m2 falls 1.00 m in 1.80 s, determine the coefficient of kinetic friction between mi and the table Express the friction force in terms of the coefficient of kinetic friction. Obtain an expression for the acceleration in terms of the masses and the net...
Two packing crates of masses m1 = 10.0 kg
and m2 = 5.50 kg are connected by a light string
that passes over a frictionless pulley as in Figure P4.26. The
5.50 kg crate lies on a smooth
incline of angle 45.0°. Find
the acceleration of the 5.50 kg
crate.
__________m/s2 (up the incline)
Find the tension in the string.
__________ N
As shown in the figure below, two masses m1 = 4.80 kg and m2 which has a mass 80.0% that of my, are attached to a cord of negligible mass which passes over a frictionless pulley also of negligible mass. If m1 and m2 start from rest, after they have each traveled a distance h = 1.10 m, use energy content to determine the following. m M (a) the speed (in m/s) v of the masses m/s (b) the magnitude...
Most questions answered within 3 hours.
-
(Expected rate of return and risk) Carter Inc. is evaluating a
security. Calculate the investment’s expected...
asked 47 minutes ago -
What specific indicators can point to lack of progress for
African Americans in American society?
asked 1 hour ago -
1-The Electrons in a beam are moving at 2.7×108 m/s in an
electric field of 15000...
asked 2 hours ago -
A gas tank is a vertical cylinder. It has a radius of 1m, a
height of...
asked 2 hours ago -
Accent Software faces the following conditions. All of these
support Accent’s use of a market-penetration pricing...
asked 3 hours ago -
A mathematically inclined friend emails you the following
instructions: "Meet me in the cafeteria the first...
asked 3 hours ago -
A monopoly sells in two countries . The demand curves in the two
countries are p1...
asked 4 hours ago -
A .15kg rubber ball is bounced off a wall. Before hitting the
wall, the ball moves...
asked 5 hours ago -
A manufacturing company preparing to build a new plant is
considering three potential locations for it....
asked 5 hours ago -
B. If compound Y has approximately the same values of solubility
in toluene as compound X,...
asked 5 hours ago -
Oscar Inc. has inventory in Japan valued at 39,051,000 Yen one
year ago. One year ago...
asked 6 hours ago -
If Canada suffered from "fundamental disequilibrium," and its
government choose not to devalue its currency, a...
asked 6 hours ago