Q: A pail of water can be whirled in a vertical path such that none is spilled. Why does the water…
A: Centrifugal force is the inertial force acting on the particle performed circular motion, Which acts…
Q: When a cannonball is shot into the air through an explosion, the cannon shooting the cannonball is…
A: SOlution:
Q: A student wrote: “The only reason an apple falls downward to meet the earth instead of the earth…
A: Apple and earth
Q: How is the swimmer jumping into water from a height be able to make loop in air?
A: Step 1The swimmer is using the conservation of angular momentum concept to do the trick.
Q: is used to reduce friction. O Liquid Oil O Air cushion O All of the above
A: To determine: The correct option.
Q: Why is it called normal force?
A: Normal force
Q: When moving along a curved path, a motorbike driver, Select one: O a. Leans outwards O b. Leans…
A: When a motorbike driver is moving on a curved path, the centripetal force acts on the driver.
Q: Does the acceleration of the balls change with the angle of incline? How does it affect the…
A:
Q: bearg was placed on a desk and pushed with a force but the board dia not move smoothly The student…
A: The F in the illustration is the frictional force acting opposite to the direction of the applied…
Q: Which is more difficult to stop a sailboat or a cruise ship?why?
A: A cruise and a sailboat, both stay afloat on water due to the buoyant force acting on them.
Q: A stuntman is to drive a car across the water filled gap which is 5.5m long, the ramp is inclined at…
A:
Q: carefu 4. What is g-force? coasters cause a. A pulling force b. A measure of gravity c. Something…
A: Question: What is g-force?
Q: The mass of an object is a measure of its a. force O b. gravity O c. energy O d. inertia
A: The mass of an object is the measure of its inertia because we know that inertia is the resistance…
Q: A diver springs upward from a board that is 3.08 meters above the water. At the instant she contacts…
A: Vertical component =Vy=Vsinθ ⇒ Vy=9.13 sin 78°=8.93 Horizontal component Vx= V cos θ⇒Vx=9.13…
Q: Passengers on Acrophobia, a free-fall ride at Six Flags over Georgia, sit in cars are raised to the…
A: Acceleration : Acceleration is defined as the rate of change of velocity with respect to time. It is…
Q: What is the weight in Newton's of a 7.4 kg package of nails?
A: Given Data: The mass of the package of nails is, m=7.4 kg The expression for the weight is,…
Q: why do you seem to lurch forward in a bus that suddenly slows? why do you seem to lurch backward…
A: We lurch forward in bus that suddenly slows , this is because of inertia of motion . Inertia of body…
Q: On a distant planet the acceleration due to gravity is less than it is on Earth. Would you float…
A: When likening the buoyant force and the force due to gravity the speeding up because of gravity…
Q: Who among the choices will be able to lift the weight?
A: To solve this we find if the moment generated by the muscle at the joint is greater than or equal to…
Q: A ball is tossed off the edge of a cliff with the same speed but at different angles, as shown. From…
A:
Q: Suzie Surefoot can paddle a canoe in still water at 8 km/h. How successful will she be at canoeing…
A: Let the speed of the canoe in still water is denoted by vs and the speed of the river is denoted by…
Q: Statics is the study of: O A) how to keep things accelerating O B) how to keep things stationary O…
A: The study of how to keep things stationary is known as statics. The study of how to keep things…
Q: Do heavier objects fall more slowly than lighter objects ? Why??
A: No, both lighter and heavier objects fall with the same speed.
Q: Below higures Find Force between masses Ex: Mi-skg F=8ON F=10ON
A:
Q: speed of the bucket at that point?
A:
Q: What is the final velocity of the water?
A: We know that v.A = constant Where. v = velocity A = area = πr²
Q: A 2500 kg Toyota car traveled 20 meters and then stopped to fill up the car with gasoline. Initial…
A: Given : m = 2500 kg s = 20 m vo = 10 m/s v = 0 (because finally the car stops)
Q: corite is cap- tuied by the Earth's gravitational field. Determine the speed with which it will…
A: Apply energy conservation.
Q: A 50.0?? woman inside an elevator is standing on a scale. How will the acceleration of the elevator…
A: When a body is an elevator, and it is moving with some acceleration, its weight on weighing machine…
Q: Discuss the graphical relationship between drag and downforce, and what to conclude from it
A: The expression for drag force is: FD=ADcv22 Here, FD is the drag force, A is the area, D is the…
Q: Question 37 Which two variables influence the gravity of one body on another? Select all that apply…
A: Answer :- mass radius Mass and radius are the two variables influence the gravity of one body on…
Q: A rocket blasts off and its vertical velocity increases with time there is air resistance). DRAW…
A: The velocity is increasing with time and the air resistance is directly proportional to the velocity…
Q: Choose the BEST answer to the following: When a tin can is whirled in a horizontal circle, the net…
A: In uniform circular motion, the velocity of the object is always tangential to the circle, and there…
Q: What is Talwar's weight at the bottom of the Commerzbank Tower?
A: The total distance of Talwar D from the centre of the earth can be determined by adding the sea…
Q: A snowboarder flies off a ramp and is in midair. Is the snowboarder weightless currently? Why or why…
A: The phenomenon of weightlessness occurs when there is no force affecting the body. When a…
Q: O Which ball will sink? Give reason for your answer.(I
A: Given data, Hollow iron ball A, volume,VA=15 cm3 mass, mA=12 gSolid iron ball B, massB=12 gBoth…
Q: A force of 15.0 N is required to move a 1:40 scale model ship at 4.8 km/h. Assuming similar that…
A:
Q: reduced mass, µ, of a two-mass system equals m¡m2/(m1+m2).
A: True , See complete idea of reduced mass in following steps
Q: 4. A7.5 kg cannon ball leaves a canon with a speed of 185 m/s. Find the average net force applied to…
A:
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- Raindrops fall vertically at 43 m/s relative to the earth. What does an observer in a car moving at 22.0 m/s a straight line measure as the velocity of the raindrops?Check Your Understanding A boat heads north in still water at 4.5m/s directly across a river that is running east at 3.0 m/ s. What is the velocity o the boat with respect to Earth?How are instantaneous velocity and instantaneous speed related to one another? How do they differ?
- i don't have time plsssYou are on the roof of a Physics Building, 48 m above the ground Your physics professorwho 1.95 m tall is approaching the building at constant speed 2.38 m/s If you wish to drop an egg on his headhow far should your professor be when you release the egg?Assume an intercontinental ballistic goes from rest to a suborbital speed of 6.50 km/s 60.0 s (the actual speeds and time are classified). What is its average acceleration in meters per second and in multiples of g(9.80m/s2)
- Check Your Understanding A manned rocket accelerates at a rate of 20m/s2 during launch. How long does it take the rocket to teach a velocity of 400 m/s?Aaron Rodgers throws a football at 20.0 m/s to his wide receiver, who runs straight down the field at 9.4 m/s for 20.0 m. If Aaron throws the football when the wide receiver has reached 10.0 m, what angle does Aaron have to launch the ball so the receiver catches it at the 20.0 m mark?On planet Arcon, the maximum horizontal range of a projectile launched at 10 m/s is 20 m. What is the acceleration of gravity on this planet?