5. One of the guitar wire mass is 0.5 g and length 30.0 cm is stretched with a tension of 20.0 N. A wave with frequency 85.0 Hz and amplitude 0.8 mm travels along the wire. a. How much power the wave may carry? b. if the wave amplitude is halved What happens to average power?

Q: You pull upward on a stuffed suitcase with a force of 140 N, and it accelerates upward at 0.770…

A:

Q: A 10 kilogram toy car is pushed by horizontal force of 25 newtons . The car 5 meters because of this…

A: Given ,         mass of the car (m)= 10 kg         horizontal force (F)= 25 N         car moved the…

Q: What force is required to give a mass of 10 kg an acceleration of 50 m/s2

A:

Q: You and a friend can each pull with a force of 20 N. If you want to rip a rope in half, what is the…

A: Answer Tie the rope to a tree, and you both pull from the same end. Take advantage of the fact that…

Q: what force is needed to give a 8800.0kg truck an acceleration of 8.5 m/s2 over a level road?

A: Given,Mass of the truck, m=8800kgAcceleration of the truck, a=8.5m/s2

Q: a 2000-kg car initially at rest is held by a friction force that can resist up to 1200 N. If the…

A:

Q: What force (in Newtons) is needed to give a 4700.0 kg truck an acceleration of 7.2 m/s2 over a level…

A: Given Data: The mass of the truck is, m = 4700 kg. The acceleration is, a = 7.2 m/s2. According to…

Q: You are pushing a child on a saucer swing (only 1 rope is between the swing and the tree branch). If…

A: It is given that the combined mass of the child and swing is, m=25 kg, it is required to find the…

Q: A 50 kg pushed by a friend accelerates 5 m/sec 2. How much force did the friend apply?

A:

Q: If you can push with 300 N of force and the coefficient of friction is 0.5, what is the largest mass…

A: Given Data:- Applied force is F=300 N Coefficient of friction is μ=0.5   Required:- Largest mass…

Q: Suppose that a 1,328 kg car is traveling at 25 m/s. The car brakes can apply 6,435 N of force. What…

A: First, we need to calculate the deceleration caused due to the braking force. Then we use the…

Q: The net force on a 10 kg object is 40 N.  If it is initially moving at 18 m/s, how long will it take…

A:

Q: Heather & Bryce can apply a force of 32-N to a wagon with some of their toys and play items that has…

A: Given data:  Force (F) = 32 N Mass (m) = 20 kg Initial velocity (Vi) = 0 m/s Time (t) = 4 s…

Q: nfortunate small car crashes against a large moving truck. Compared to the force of the small car on…

A: Given: The small car crashed against a large moving truck. To find: The relation between force due…

Q: What constant force is required to accelerate a 1000 kg car from rest to 40 m/s over a distance of…

A:

Q: If a baseball (m=.450 kg) is hit with a force of 1700 N, what is the baseball's acceleration  in…

A: Write the expression for Newton’s second law

Q: An object with a mass of 4kg lies on a rough plane inclined at 20 degrees to horizontal. A force of…

A: mass =4 kg  angle = 20oF = 35 N a = 2.5 m/s2

Q: 3,150-kg truck accelerates from 4.2 m/s to 7.8 m/s in 14 s. Which describes the average force needed…

A: here,v2=7.8msv1=4.2 mst=14 smass,m=3150 kg

Q: How large a net force is required to accelerate a 1,703-kg SUV from rest to a speed of 12.9 m/s in a…

A: Net Force required....Fnet= 624.149 Newtons

Q: Two siblings are trying to get a cart to move. One sibling is pushing with 17 N of force, the other…

A: Force can be understood briefly by understanding that, force is a push or pull on a system, which…

Q: Suppose an airline allows a maximum of 30 kg for each suitcase a passenger brings along. (a) What is…

A: a. The equation for weight is given by, W=mg=30 kg9.8 m/s2=294 N

Q: You find your mass to be 42 kg on a weighing machine. Is your mass more or less than 42 kg?

A: A weighing machine measures the weight of a body and is calibrated to show mass. When we stand on a…

Q: A 2000-kg car traveling at 21 m/s takes 51 m to stop under full braking.  The same car under similar…

A:

Q: A block is pushed so it speeds up. How does the Force of the Hand on the Block and the Force of the…

A:

Q: A car of 1000 kg is travelling at a speed of 36 km/h. The driver suddenly brakes and the car finally…

A: Given data:  Mass (m) = 1000 kg Initial velocity (u) = 36 km/h Final velocity (v) = 0 Distance (d) =…

Q: force of 700 N is needed to accelerate a truck from rest to 90 km/h in 40 s on a level road. What is…

A:

Q: The mileage for a motorcycle with a fuel-tank capacity of 18 L is 32 mi/gal. If the average speed…

A: volume of fuel = 18 L mileage = 32 migalaverage speed during the trip = 36 mihr

Q: A student uses two springs for the experiment. The force constant of the thin spring (k) is 2.2 N/m,…

A:

Q: If a baseball (m=.450 kg) is hit with a force of 1700 N, what is the baseball's acceleration  in…

A: Given: mass of baseball, m = 0.450 kg Force with which it is hit, F = 1700 N

Q: A jet aircraft with a mass of 4,675 kg has an engine that exerts a force (thrust) equal to 59,400 N.…

A: Data Given ,  Mass of the aircraft ( m ) = 4675 kg Force ( F ) = 59400 N Time ( t ) = 7 s Let ,…

Q: Betty Mcguires shoe has a normal force of 3.1 N. If it takes a force of 2.0 N to move his shoe on a…

A:

Q: The Antarctic expedition drives their snowmobiles 185 miles south from their camp. Then they turn…

A:

Q: I'll be the same ForceEver. A block with mass m has an acceleration a after being hit with a force…

A:

Q: If it takes a human cannonball 1.8 s to exit a 1.9 m long cannon and the average net force acting on…

A: Given data -Net Force acting on the human is ( F ) = 159 N distance covered by the human canonball (…

Q: - x of the beam's cross-sectional area. Neglect Determine the location y of the centroidal axis the…

A: Given Determine the location y¯ of the centroidal axis x¯ - x¯ of the beam's cross-sectional area.…

Q: 1. Consider a commercial power laser diode with an emission wavelength of 730nm. The threshold…

A: We know that the external quantum efficiency is given by, ηEQE=Number of output photons from the…

Q: It has been found that a 1500 kg car can stop in 32 m from a speed of 20 m/s. How much force do the…

A: The car's motion is, m=1500 kg The initial speed of the car is, u=20 m/s The distance traveled by…

Q: xplains the physical reasons why the speed of a vehicle must be moderate and commensurate with the…

A: The speed of a vehicle must be moderate and commensurate with the weather and road conditions for…

Q: car accelerates

A: 6000 N

Q: 3. Refer back to Figure 8.1. For which types of electromagnetic radiation is the atmosphere of the…

A: Required : For which type of electromagnetic radiation, is the atmosphere of the Earth completely…

Q: A net force of 20 N is applied to a cart to cause it to change its velocity from 1.8 m/sec to 12…

A:

Q: A cart is being pushed up a 50 degree ramp at the speed of 20 m/s what is the vertical speed in m/s?

A: Given, θ=50°, v=20m/s

Q: Weight can be measured as the downward force an object exerts due to its mass times the…

A: Given data: Weight of rock W=6.57 N. Gravitational acceleration on moon is g'=1.622 m/s2.