Science

PhysicsQ&A LibraryTo take off from the ground, an airplane must reach a sufficiently high speed. The velocity required for the takeoff, the takeoff velocity, depends on several factors, including the weight of the aircraft and the wind velocity.A plane accelerates from rest at a constant rate of 5.00m/s2along a runway that is 1800mlong. Assume that the plane reaches the required takeoff velocity at the end of the runway. What is the timetTOneeded to take off?Express your answer in seconds using three significant figures.Start your trial now! First week only $4.99!*arrow_forward*

Question

To take off from the ground, an airplane must reach a sufficiently high speed. The velocity required for the takeoff, the takeoff velocity, depends on several factors, including the weight of the aircraft and the wind velocity.

A plane accelerates from rest at a constant rate of 5.00

m/

s

2

along a runway that is 1800

m

long. Assume that the plane reaches the required takeoff velocity at the end of the runway. What is the time

t

TO

needed to take off?

Express your answer in seconds using three significant figures.

Tagged in

Science

Physics

Find answers to questions asked by students like you.

Q: In the figure six charged particles surround particle 7 at radial distances of either d = 26.0 cm or...

A: The net magnitude of the electrostatic field on the particle 7 can be calculated in given steps:Give...

Q: From Snell’s Law, equation (2), derive the Brewster’s angle formula given byequation (4) when (theta...

A: Brewster’s angle is the angle of incidence at which light with a particular polarization is perfectl...

Q: At the end of a race a runner decelerates from a velocity of 8.00 m/s at a rate of 0.500 m/s2. (a) H...

A: Given,

Q: The hydrogen atom consists of a proton of mass 1.67 × 10-27 kg and an orbiting electron of mass 9.11...

A: The equation for the gravitational force is given by

Q: An object that weighs 75 N is pulled on a horizontal surface by a horizontal pull of 50 N to the rig...

A: Given weight of the object =75 NWeight = mg =75Mass of the object = 75/g = 75/9.8 = 7.653 kg.Pullin...

Q: A child is riding a merry-go-round which completes one revolution every 8.36 s. The child is standin...

A: Speed of the child is,

Q: A capacitor with initial charge q0 is discharged through a resistor. What multiple of the time const...

A: Charge is given by,

Q: Find the direction and magnitude of the net force exerted on the point charge q1

A: Consider the axis along the line from charge q1 to q2 to be the positive y-axis and from q1 to q4 to...

Q: The steel I-beam in the drawing has a weight of 2.55 × 103 N and is being lifted at a constant veloc...

A: The free body diagram is,

Q: State Newton's three laws of motion. a. b. Show that Newton's first law of motion is a special case ...

A: Part A:Newton’s Laws of motion:First Law : The body which is at rest remains to be at rest and the ...

Q: A Pyrex baking dish with a mass of 545g warms up by 96.7 eC when it absorbs s0.9 kJ of heat an oven....

A: (a)Write the expression for amount of heat energy absorbed from the oven.

Q: The figure below shows the position graph of a mass oscillating on a horizontal spring. What is the ...

A: At t = 0, x = 0. Hence,

Q: Determine the equivalent capacitance for the group of capacitors in the drawing. Let all capacitors ...

A: Consider the figure 1.

Q: The figure shows a very large nonconducting sheet that has a uniform surface charge density σ = -3.1...

A: Given:

Q: A speed skater moving across frictionless ice at 8.3 m/s hits a 5.9 m -wide patch of rough ice. She ...

A: Given information: The initial speed of the skater is 8.3 m/s, the length of the rough ice is 5.9 m ...

Q: At what rate must the potential difference between the plates of a parallel-plate capacitor with a 2...

A: GivenCapacitance C = 2.8 x 10-6 FCurrent I = 1.5 A

Q: It takes 156 kJ of work to accelerate a car from 20.4 m/s to 28.2 m/s. What is the car's mass?

A: The mass of the car can be calculated in given steps:Given:

Q: An air-filled parallel-plate capacitor has a capacitance of 1.6 pF. The separation of the plates is ...

A: The parallel plate capacitor diagram is given by:

Q: A car's bumper is designed to withstand a 4.32-km/h (1.2-m/s) collision with an immovable object wit...

A: Newton’s equation of motion to find the square of final velocity is,

Q: imagine four equal positive charges, q, placed on points of a circle of radius r at the 3, 6, 9, and...

A: Electric field due to charge q is,

Q: A 565-g squirrel with a surface area of 860 cm2 falls from a 6.0-m tree to the ground. Estimate its ...

A: Given: mass, m = 565 g = 0.565 kgArea, A = 11.1 cm × 22.2 cm = 246.42 cm2 = 0.024642 m2Find: The te...

Q: A 1.8 µF capacitor and a 3.9 µF capacitor are connected in parallel across a 240 V potential differe...

A: GivenVoltage V = 240 VCapacitanceC1 = 1.8 x 10-6 FC2 = 3.9 x 10-6 FSolutionThe energy stored in a ca...

Q: In the figure particle 1 of charge q1 = 0.98 μC and particle 2 of charge q2 = -3.01 μC, are held at ...

A: Consider the figure, F1 and F2 denotes the force due to point 1 and 2 respectively at the location o...

Q: The graph shows how the force component Fcosθ along the displacement varies with the magnitude s of ...

A: Work done is equal to the area under the curve. Therefore,

Q: 40. Water flowing through a garden hose of diameter 2.74 cm fills a 25-L bucket in 1.50 min. (a) Wha...

A: Given,

Q: Two manned satellites approaching one another at a relative speed of 0.550 m/s intend to dock. The f...

A: Law of conservation of momentum is,

Q: Find the nth Maclaurin polynomial for the function. f(x) = sin(x), n = 5 P5(x) =

A: The expression for the Maclaurium polynomial,

Q: How can the speed of an object be determined from a position versus time graph?

A: The position-time graph of the object is shown in the given figure.

Q: How Can we measure qravitahonal acceleration using an inclined pian?

A: Suppose a block is placed on an inclined plane with an inclination thetha.

Q: Part A What is the frequency? Part B What is the amplitude? Part C What is the period? Part D What i...

A: a)The expression for the frequency,

Q: Kiting during a storm. The legend that Benjamin Franklin flew a kite as a storm approached is only a...

A: Given:

Q: 3. This one is tougher! Consider y' the vector A in the figure to the right, making an angle 0 with ...

A: The length of vector A’ is computed as follows.

Q: Can someone give me feed back on the answers to this question. Is the scaling and representation acc...

A: The position-time graphs given below.

Q: Exhibit 11-1 Two blocks of masses m and m2 are connected by a light cord that passes over a pulley o...

A: Initially, the masses are at rest, that is, the velocity of both the blocks and the pulley is 0.

Q: A scooter has wheels with a diameter of 120 mm. What is the angular speed of the wheels when the sco...

A: The radius of the scooter wheels is,Substituting the value,

Q: A current of 0.300 A through your chest can send your heart into fibrillation, ruining the normal rh...

A: The current passing through chest is 0.3A .The time for which current persists is 1.39 min.Current i...

Q: A 60 coil spring has a spring constant of 403 N/m. It is cut into 4 shorter springs, each of which h...

A: The number of turns in the spring = 60The spring constant of the spring = 403N/mThe spring cut into ...

Q: A 1450-kg submarine rises straight up toward the surface. Seawater exerts both an upward buoyant for...

A: The acceleration of the submarine can be calculated using given steps:Given:

Q: In the figure, a metal wire of mass m = 26.7 mg can slide with negligible friction on two horizontal...

A: (a)Wire’s speed is,

Q: In the figure the capacitances are C1 = 1.2 µF and C2 = 4.4 µF, and both capacitors are charged to a...

A: When the capacitors are connected in parallel the total capacitance is the sum of the individual cap...

Q: The riders push on the mower with a constant force of 45 Newtons for an hour.Using v = 0.40 m/sec, t...

A: Given:

Q: Suppose the mass of a fully loaded module in which astronauts take off from the Moon is 10,700 kg. T...

A: To find:The mass of a fully loaded module is 10,700 kg. The thrust of its engines is 26,500 N. The g...

Q: a) Calculate the force needed to bring a 1050 kg car to rest from a speed of 95.0 km/h in a distance...

A: a)The work energy theorem is,

Q: In the figure, light is incident at angle θ1 = 38.0˚ on a boundary between two transparent materials...

A: a)Consider the refraction at interface between medium of refractive index n1 and air.Snell’s law is,

Q: Chapter 33, Problem 020 Radiation from the Sun reaching Earth (just outside the atmosphere) has an i...

A: The intensity of the Sun’s radiation reaching Earth is 1.37 kW/m2. All the incident energy is absorb...

Q: The bent wire shown in the figure lies in a uniform magnetic field. Each straight section is 1.76 m ...

A: The diagram of wires is given below:

Q: A magnetic field points horizontally and due north, while a positively charged particle in a cosmic ...

A: The direction of force is exerted on a charged particle is given by the right hand rule.

Q: How long does it take electrons to get from a car battery to the starting motor? Assume the current ...

A: Time taken by electrons is,

Q: A particle of mass m moves through a region of space where it is subject force to a F(x) = Foe -kx? ...

A: (a)According to the question force acts on particle along positive x direction and work done by give...

Q: An air conditioner connected to a 120 V rms ac line is equivalent to a 17.6 Ω resistance and a 1.31 ...

A: (a)The equation of the impedance of the circuit is given by