10.  An object weighing 4.6 N falls from rest subject to a frictional drag force given by Fdrag = bv2, where v is the speed of the object and b = 3.4 N ∙ s2/m2.  What terminal speed will this object approach? (Give answer to the nearest 0.01 m/s).

Q: When landing after a spectacular somersault, a 40.0 kg gymnast decelerates by pushing straight down…

A: mass (m) = 40 kg acceleration (a) = 5 times g

Q: You place a crate of mass 36.2 kg on a frictionless 3.53-meter-long incline. You release the crate…

A:

Q: Ffrict= From= P=0.50 a= Fnorm (normal force) = Ffrict (force of friction) = Fgrav (force of gravity)…

A:

Q: The drag force, Fd, imposed by the surrounding air on a vehicle moving with velocity V is given by…

A:

Q: A bus of mass 760 kg requires 120 m to reach certain velocity value Vf. Ignore friction and drag…

A: SOlution:

Q: 2. A skater with mass 58 kg is holding one end of a rope and standing at rest on ice. Assume no…

A: Draw the free-body diagram of the off-ice person.

Q: You place a crate of mass 39.4 kg on a frictionless 3.67- meter-long incline. You release the crate…

A: Given,

Q: You place a crate of mass 20.1 kg on a frictionless 4.69-meter-long incline. You release the crate…

A:

Q: Q: A normal walking speed is around 2.0 m/s . How much time t does it take the box to reach this…

A:

Q: 2. A 10.0 kg box slides down an inclined plane that makes an angle of 30° with the horizontal. If…

A: Given: The mass of the object is 10 kg. The angle of the inclination is 30o. The coefficient of the…

Q: A block of mass 5 kg starts to slide down a frictionless plane having an inclination of 25.0° from…

A: mass of block = 5 kg Length of incline = 2 m angle of inclined plane = 25oInitial velocity at the…

Q: 24. A mountain climber, is hanging between two cliffs by a rope. She weighs 600 N. Find the tensions…

A: Given: The weight of the women is W=600 N. Refer the below figure for free body diagram. Let TR is…

Q: A block of mass 22 kg moves up a 32 degree inclined plane by being pulled by a string attached to a…

A:

Q: 1. A (5 kg) object is thrown vertically into the air with an initial speed of (12 m/s).(a) What is…

A: Given: The mass of the object is 5 kg. The initial speed of the object is 12 m/s vertically.…

Q: 3. A block slides down a smooth 30° inclined plane in a time t seconds. If the plane were rough the…

A:

Q: A horizontal force of magnitude F = 57.5 N pushes on a block of mass m = 4.7 kg. The block is on a…

A: The given situation can be represented as

Q: You place a crate of mass 38.8 kg on a frictionless 2.20-meter-long incline. You release the crate…

A:

Q: A 10.0 kg object has a weight of 98N. If the object has 10 N of air resistance acting on it, the…

A: Given: Mass of the object, m = 10 kg Weight of the object, w = mg = 98 N Air resistance acting on…

Q: For the circuit of Figure 4-33, compute V for each of the following: b. 10 μΑ , 30 kΩ a. 1 mA, 40 kN…

A: V=IR

Q: A crate of mass 24.7 kg rests on a level surface, with a coefficient of kinetic friction 0.187. You…

A:

Q: 1) part one: An archer puts a 0.31 kg arrow to the bowstring. An average force of 193.1 N is exerted…

A:

Q: 5. Particle physicists have identified a type of fundamental particle called a muon, which…

A: Given  Initial speed of muon vi= 3.50 ×105 m/s Final speed of muon vf= 1.25 × 106 m/s = 12.5 ×105…

Q: 2. Suppose an object with initial temperature To is placed in a sealed container, which is in turn…

A:

Q: A block of mass 22 kg moves up a 32 degree inclined plane by being pulled by a string attached to a…

A:

Q: B. how much tension must a cable withstand if it is used to accelerate a 120 kg car vertically…

A:

Q: 2. A block with a mass of 25.0 kg is pulled up an inclined plane by a rope. The plane is…

A: Mass of block (m)  = 25 kg θ = 15oϕ = 20oacceleration = 1.75 m/s2 upwards

Q: While an elevator of mass 812 kg moves downward, the tension in the supporting cable is a constant…

A:

Q: A rock (weight 25 N) is suspended from a cable attached to the ceiling of a moving elevator. If the…

A:

Q: Find the distance d the object slides up the ramp before it stops.

A: Given: Mass of object is m=5 kg Initial velocity of object is vi=3 m/s Angle of inclination is θ=35°…

Q: On wet pavement the coefficient of kinetic friction may be only 0.250. How fast should you drive on…

A: Given value--- coefficient of kinetic friction = 0.800 . initial velocity = 25.5 m/s. final…

Q: The figure shows a block of mass 7.0 kg slides down on an inclined rough plane at a constant…

A:

Q: The cable supporting a 2165 kg elevator has a maximum strength of 24070 N . What maximum upward…

A:

Q: While an elevator of mass 930 kg moves downward, the tension in the supporting cable is a constant…

A:

Q: 19. An elevator starts from rest and acquires an upward velocity of 3m/sec. in a distance of 6m. The…

A: Given: The initial velocity of the elevator is 0 m/s. The final velocity of the elevator is 3 m/s in…

Q: E. A parcel of mass 20 kg is placed on the floor of a lift, Taking g as 10 m s²², the reaction of…

A:

Q: A(n) 11 kg mass is on an incline, with a = 4.7_m and b = 2.3_m. The coefficient of kinetic friction…

A:

Q: Two horizontal forces, P and Q, are acting on a block that is placed on a table. We know that P =…

A: Given: The mass of the object is 5.1 kg. P→=-2.1i^+4.25k^ N The velocity of the object is constant.

Q: You place a crate of mass 47.7 kg on a frictionless 3.61-meter-long i to slide down, eventually…

A: The angle of incline is 33. 62° The answer is option (4) approximate 33.8°

Q: A car of mass 822 kg is traveling 26.4 m/a when the driver applies the brakes, which lock the…

A:

Q: Section 1.6 30. a. With what initial speed must you throw a ball vertically for it to reach a height…

A: Height h=20 ft = 6.09 m

Q: 7. In figure, a cord pulls a box of sea biscuits up along a frictionless plane inclined at angle =…

A:

Q: A block of mass 19.00 kg slides down an inclined surface at an angle 0 = 65.0° with speed v. The…

A: Given, Mass of the block, m=19 kg, angle, θ=650, and coefficient of kinetic friction mk=0.15.

Q: An object of mass 5 kg is acted on by two forces F1 = 6 i N and  F2 = 7 j N. What is the magnitude…

A: Given  m = 5 kg F1 = 6 i N  F2 = 7 j N We have to calculate the magnitude of the net acceleration.

Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”