Find the terminal velocity of a spherical bacterium (diameter 2.00 µm ) falling in water. You will first need to note that the drag force is equal to the weight at terminal velocity. Take the density of the bacterium to be 1.10×103 kg/m3 .

Q: The two blocks (m= 16 kg and M = 88 kg) are not attached to each other.The coefficient of static…

A: Given: Mass m = 16 kg. Mass M = 88 kg. The friction coefficient between surface of blocks (µs) =…

Q: Find the particle's horizontal position x(t) and velocity v(x) at any point in a fluid whose drag…

A: It is given that the particle is initially moving at speed v0 and at some point, the particle…

Q: If a bubble in sparkling water accelerates upward at the rate of 0.225 m/s2 and has a radius of…

A: Given information: Here, a is the bubble’s acceleration in the upward direction, r is the bubble’s…

Q: Consider a 25 kg barrel is lifted upwards while hanging to a rope. If the barrel accelerates upwards…

A: Given  Mass of barell m=25 kg  Acceleration of barrel a=6m/s2 Acceleration due to gravity g=9.8 m/s2…

Q: Q2. Let's calculate the force on the flying bird. For a parrot to fly, the parrot needs to come up…

A: For a bird to fly with constant velocity: Thrust= drag force Lift = weight   Drag force = 12ρv2CDA =…

Q: A small weight is suspended from a string of negligible weight and given an initial horizontal…

A:

Q: A paratrooper and his 8-m-diameter parachute weigh 950 N. Taking the average air density to be 1.2…

A:

Q: Calculate the ratio of the drag force on a jet flying at 1000 km/h at an altitude of 10 km to the…

A:

Q: Two masses m,=5 Kg and m2=13 Kg are connected with string and pulled with a force F=29 N that makes…

A:

Q: A block of mass m is kept on rough inclined plane of inclination 0. The angle of inclination varies…

A:

Q: When an object is accelerating in a fluid due to an applied force, the velocity where the magnitude…

A: Introduction: The terminal velocity is the maximum attainable velocity when it acceleration through…

Q: The large block shown is x = 48 cm wide, y = 36 cm long, V3 and z = 6.0 cm high. This block is…

A: The drag force is, Fd,1=12ρv2CDA=121.43 kg/m38.01 m/s20.8320.48 m0.06 m=1.099 N The drag force is,…

Q: Frozen rain with spherical shape falls from 3.00 km, what is its velocity if the diameter is 0.3 mm?…

A:

Q: The terminal velocity of a person falling in air depends upon the weight and the area of the person…

A: Given, Mass of the skydiver, m = 85.0 kg surface area, a = 0.170 m2 density of air, ρ = 1.21 kgm3…

Q: The large block shown is x = 16.0 cm wide, y = 21.0 cm long, and z = 28.00 cm high with a mass of…

A:

Q: Two masses m;=4 Kg and m2=14 Kg are connected with string and pulled with a force F=24 N that makes…

A:

Q: After emergencies with major blood loss, a patient is placed in the Trendelenburg position, in which…

A:

Q: 15 A81 kg skydiver can be modeled as a rectangular "bax with dimensions 18 cm x 35 cm x 180 cm. If…

A: We know that Drag force is D = 1/2*density*v2*C*A Where C is the Drag coeffecientW = m*gAt terminal…

Q: Block A in Fig. P5.72 weighs 60.0 N. The coefficient of static friction between the block and the…

A: Given: Weight of block A is 60.0 N. The coefficient of static friction between the block and the…

Q: Estimate the terminal speed of a wooden sphere (density 0.830 g/cm3) falling through air, if its…

A: Given : Density of a wooden sphere (ρ) = 0.830 g/cm3 = 830 kg/m3 Radius (r) = 8.00 cm = 0.08 m Drag…

Q: A mobile is formed by supporting four metal butterflies of equal mass m from a string of length L.…

A: The mass of metal butteries is m, the length of the string is L, the distance of the point of…

Q: What is the terminal speed of a 6.00 kg spherical ball that has a radius of 3.00 cm and a drag…

A:

Q: Find the particle's horizontal position x(t) and velocity v(x) at any point in a fluid whose drag…

A: (a) Suppose a particle is traveling with initial speed v0 and enters a region where it experiences a…

Q: The propeller of a small airplane has a 2-m-diameter slipstream and produces a thrust of 3600 N when…

A: Given data: The diameter slipstream of the propeller is d=2 m. The thrust produced by the propeller…

Q: The terminal velocity of a person falling in air depends upon the weight and the area of the person…

A:

Q: The terminal velocity of a person falling in air depends upon the weight and the area of the person…

A: Given value--- mass = 75.5 kg.  surface area = 0.170 m2 . density of air= 1.21 kg/m2 . coefficient…

Q: In a television commercial, a small, spherical bead of mass 4.00 g is released from rest at t = 0 in…

A: Given values: Mass of the bead ,m=4.00 g Terminal speed, vT=2.00 cm/s Acceleration due to gravity,…

Q: The terminal velocity of a person falling in air depends upon the weight and the area of the person…

A: Given The mass of the skydiver is m = 84 kg. The surface area of the skydiver is A =0.150 m2. The…

Q: A ball is falling through air.  Calculate the terminal speed (a positive number, in m/s) if these…

A: Mass of the ball, Acceleration due to gravity,  Coefficient of air resistance,

Q: An airplane flies at 120.0 m/s and banks at a 30° angle. If its mass is 2.50 × 103 kg, (a) what is…

A: (a) According to the Newton's second law, the lift force is to raise the body is,…

Q: Let us make the (unrealistic) assumption that a boat of mass m gliding with initial velocity v, in…

A:

Q: Shown below is a 10.0 kg block being pushed by a horizontal force F of magnitude 217.0 N. The…

A:

Q: Consider a very small particle with the density of 1200 kg/m³ falling down from the top of a tree.…

A: Given data: The density of particle is ρ=1200  kg/m3. The density of air is ρa=1.2  kg/m3. The…

Q: What is the terminal speed of a 7.11 kg spherical ball that has a radius of 1.69 cm and a drag…

A: Given value--- mass = 7.11 kg. radius = 1.69 cm. drag coefficient = 1.38  density of air = 1.20…

Q: What is the net external force on an object in freefall on Earth if you were to neglect the effect…

A: Dear student Under free fall there acts an acceleration fue to gravity on the object by earth's…

Q: The coefficient of static friction between a rubber tire and the road surface is 0.85. What is the…

A:

Q: An elevator weighing 9800N is supported by a steel cable. (a) Find the tension in the cable at rest,…

A: Given : weight = 9800 N Upward acceleration = 5 m/s2 Downward acceleration = 5 m/s2

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?”