A 2000 kg object stay in rest on a 30 degree slope, the friction force is: a. 9800 N b. 0 c. 4800 N d. 2000 N e. 2000 meter per second square

Q: 2. A skier whose mass is 75 kg starts from rest down a 10 slope on jet-powered skis. The slope has a…

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Q: A 0.540-kg bucket rests on a scale. Into this bucket you poursand at the constant rate of 56.0…

A: a) The expression for the impact of the pouring sand on the scale will be,

Q: a) What is thex component of the force Fo L. 52° m,=8.0 kg m,=2.0 kg Vo-=4.0 m/s O 67.1 N O -41.9 N…

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Q: A 3 kg box is displaced at a rate of 5 m/s. How much force is required to stop the box in 0.8…

A: The acceleration is given by  a =v - ut where,  v is the final velocity, u is the initial velocity,…

Q: 9. A 100 kg-motorcycle at rest starts to move from point A with a constant acceleration. At that…

A: According to kinematics  S=ut+(1/2)at2 u=Initial speed t=time S= distance travelled a=constant…

Q: A 65.0 kg skier slides down a 37.2° slope with Hk = 0.107. What is the friction force? (Unit = N)

A: As per guidelines any one of the questions is answered and the remaining question to be answered…

Q: 100 kg astronaut (including the spacesuit) becomes untethered during a spacewalk and drifts to a…

A: according to Newton's third law Every action has equal and opposite reaction

Q: Q27. How much force is required to change the velocity of a body of mass 1 kg moving from 20 m/s to…

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Q: 3. An object has a weight W at the surface of the Earth. At a distance of 3 earth radii from the…

A: Weight of a body is gravitational force of attraction acting on it by earth

Q: 6. A loaded 425 kg toboggan is traveling on smooth horizontal snow at 5.40 m/s when it suddenly…

A: (a) Initial and final velocities if the toboggan is:

Q: A 50 kg student enters a 1000 kg elevator at rest. When the elevator begins to move, she has an…

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Q: 6. What would be the magnitude of the force labeled B? TB 300 N A 80 N 50 N 20 N G. 200 N 200 N Fnet…

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Q: 42. Two objects are connected by a light string that passes over a frictionless pulley as shown in…

A: (a)The free body diagram of both the masses are,

Q: 3) A 7-kg rock and a 20-kg rock are launched horizontally from a platform with initial velocity of v…

A: The masses of the rock: 7 kg and 20 kg The initial velocity with which the two rocks are launched…

Q: 13. A 7.5 kg backpack is sliding across the floor. The coefficient of friction between the backpack…

A: Solution

Q: 5. An egg of mass 50g is in the stiff box of mass 300g. surrounded on all sides by padding that…

A: According to Newton's second law Net force = mass × acceleration

Q: A roller-coaster vehicle has a mass of 495 kg when fully loaded with passengers (see figure). 10 m…

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Q: 7. In the setup shown above, if m, = 2.0 kg and the coefficients of static and kinetic friction…

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Q: (I) What is the weight of a 68-kg astronaut (a) on Earth, (b) on the Moon (g = 1.7 m/s²), (c) on…

A: Solution: Weight=Mass×gravity. Given: Mass of astronaut = 68 kg. (a) The gravity on the Earth is 9.8…

Q: A 400-N body starts up the incline of 30o with the horizontal (fk = 0.2) with a velocity of 3m/s.…

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Q: Q9. An object (4.0 kg) is moving on a frictionless surface at a constant velocity (4 m/s), how mi…

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Q: A Formula-1 car encounters a hump which has a circular shape with smooth transitions at either end.…

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Q: an astronaut on the moon places a package on a scale and finds its weight to be 25 N.  (a) What…

A: a. the acceleration due to gravity on the surface of the moon is 1.6 m/s^2.

Q: A 1.09 kg block is placed at one end of a wooden plank that is 2.02 m long. The plank is slowly…

A:

Q: A space habitat for a long space voyage consists of two cabins each connected by a cable to a…

A: Since there are multiple sub parts posted, we will answer the first three sub parts. a) The only…

Q: m A 500 [g] particle has velocity v = -5.0 at t = 0 [s]. Force F = (4 – t²) [N] is exerted on the…

A: The mass of the particle is m = 500 g = 0.50 kg. The velocity of the particle at time t1 = 0 is v1 =…

Q: Q4: Two identical metal spheres are placed 0.2m apart, qı= 9µC and 92= -3µC as shown in the ffigure.…

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Q: A 20kg block lies on a triangular block that is inclined at 30 degrees. a) What is the force of…

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Q: 2. A person of mass 60 kg is able to exert a constant 1200 N of force downward when executing a jump…

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Q: •• P8 A helicopter flies to the right (in the +x direction) at a constant speed of 12 m/s, parallel…

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Q: (b) Evaluate the support reactions forces of the loading diagram shown in Figure Q5(b) 80KN 20KN 5m…

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Q: A 83.0 kg person is being pulled away from a burning building as shown in Figure 4.27. Calculate the…

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Q: Q21. (i) The force versus velocity graph of an 21 object of mass 3 kg is shown in Figure- 1.…

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Q: 6. Scientists are experimenting with a kind of gun that may eventually be used to fire payloads…

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Q: A student weights 700 N is in elevator at rest:(a) How much would a student weight if the elevator…

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Q: 3. The mass of a particle is 18 kg. a. What is its weight on Earth? b. What is its weight on the…

A: Given- Mass of a particle m = 18 kg Acceleration of gravity g= 9.8 m/s2

Q: •• P7 A box of mass 40 kg hangs motionless from two ropes, as shown in Figure 5.65. The angle is 38…

A: M= 40kg

Q: The mass of a particle is 15 kg. (a) What is its weight on Earth? (b) What is its weight on the…

A: mass, m = 15 kg  (a) Weight on earth  W = mass x acceleration due to gravity on earth  W = 15 x 9.8…

Q: Q4. An 80 kg stuntman jumps out of a window that is 45 m above the ground. (a) How fast is he…

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Q: 4. A 1-kg cannon ball is launched with an initial velocity of 40 m/s into a 20-m/s headwind. The…

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Q: A 3500 g fireworks shell is ffired straight up from a mortar and reaches a height of 210.0 m. (a)…

A: Given that, The mass of fireworks, m = 3500 g = 3.5 kg It reaches the height of 210 m (a) Let v is…

Q: 1) A 34kg object's acceleration is (19,5) m/s2.  Calculate the y-component of the force on the…

A: Given data: The mass of the object is m=34 kg The acceleration of the object is a→=19i+5j…

Q: Q3: A particle of mass m is projected vertically upward in a constant gravitational field with…

A: Force acting on a body of mass m and acceleration x.. is given by F = mx.. The equation of motion is…

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.