Listen A ball is dropped from the top of a tall building. Assuming free fall, how far does the ball fall in 1.5 seconds? Your Answer: Answer units

Q: A daredevil is attempting to jump his motorcycle over a line of buses parked end to end by driving…

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Q: A motorcycle starts from rest with an acceleration of 5 m/s2 in the positive x direction for 2…

A: Given:- A motorcycle starts from rest. The acceleration of the motorcycle is a1 = 5 m/s2 it moves…

Q: Convert -0.2 radians to degrees

A: Given: Value in radian=-0.2 radian     To convert Into degrees

Q: Freight trains can produce only relatively small accelerations and decelerations. a) What is the…

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Q: a) What is the potential difference VAB between two points situated at dA= 7 cm and at dg=11 cm from…

A: Given Point charge = 0.75 × 10-6 C a. dA = 7cm dB = 11 cm We have to find VAB b. How far from the…

Q: Suppose you wish to fabricate a uniform wire from 1.85 g of copper. The wire is to have a resistance…

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Q: An electron moves from one equipotential surface to another along one of the four paths shown below.…

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Q: b) Light traveling in air is incident on the surface of a block of plastic at an angle of 61.8° to…

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Q: A parallel-plate capacitor carries charge Q and is then disconnected from a battery. The two plates…

A: Given Data, Charge on Parallel plate =Q Initial Plate separation=d Final Plate separation=2d

Q: Miyuki threw a baseball an initial horizontal velocity component of 2.2 m/s and a vertical velocity…

A: According to guidelines we need to solve only first question kindly repost other questions in the…

Q: An unwary football player collides with a padded goalpost while running at a velocity of 6.24 m/s…

A: Given Initially velocity of the football player is v0=6.24 m/s Final velocity of the football player…

Q: 1.The world population is growing at a consistent rate of 1.05% every year. If the present…

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Q: A swan on a lake gets airborne by flapping its wings and running on top of the water. a) If the swan…

A: Data we have velocity, v=6.96m/s acceleration, a=0.4m/s2 To find the distance, d=?

Q: What is the wavelength of the AM radio signal at1291kHz ?

A: Given value--- frequency = 1291 kHz. We have to find--- wavelength?

Q: A 8 Assume the sign weighs 10 lbs and is hanging as shown. Assume the system is in equilibrium a.…

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Q: Four identical metallic objects carry the following charges: +1.23, +6.89, -4.44, and -9.28 μC. The…

A: Solution: Given: 1 μC = 1 x 10-6 C q1 = charge on metallic object 1 = +1.23 μC   q2 = charge on…

Q: Vector à has a magnitude of 12.1. Vector B has a magnitude of 3.3. If the magnitude of the cross…

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Q: At one point during the Tour de France bicycle race, three racers are riding along a straight, level…

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Q: Wire D's cross-sectional area is 18 times the cross-sectional area of wire C. Each wire has the same…

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Q: On a very stormy day, the pressure of a mercury barometer is 0.939 bar. What is the height of the…

A: Pressure of liquid at a depth is given by, P = hdg  Where, P = Pressure h = height of liquid column…

Q: In nuclear fission, a nucleus splits roughly in half. What is the potential 7 ×10-14m from a…

A: Potential (V) at a distance r from a point charge (Q): Electric potential at a distance r from a…

Q: In the figure, a vector a with a magnitude of 23.1 m is directed at angle = 44° counterclockwise…

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Q: A fireworks shell is accelerated from rest to a velocity of 76.8 m/s over a distance of 0.26 m. a)…

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Q: An electron is projected with horizontal velocity of magnitude vo into a constant downward electric…

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Q: A golfer takes three putts to get the ball into the hole. The first putt displaces the ball 3.35 m…

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Q: wavelength

A: Given: Wavelength of international distress signal is λ=600 m Note: 1 Hz=1 s-1 Find: Frequency of…

Q: b) A light beam travels at 1.94 x 10 m/s in quartz. The wavelength of the light in quartz is 355 nm.…

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Q: What is the precision of 0.003000 cm

A: The precision of a measurement refers to the number of significant digits, or the number of digits…

Q: A projectile is launched from and returns to ground level, as the figure shows. There is no air…

A: Given, A projectile is launched from and returns to ground level.Range, R = 172 mv0x = 25.0 m/s Let…

Q: 2. A box with a weight of 1260 N was dragged across the horizontal floor by a man by pulling a rope…

A: The weight of the box, W=1260 N The applied force, F=485 N The angle of the applied force with the…

Q: The air above an airplane wing moves faster than the air below it. A certain airplane wing has an…

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Q: A ball is released from the floor of an elevator as the elevator ascends with a velocity of 4.0…

A: Velocity of elevator = 4 fts , upwards time taken by the ball to strike the floor of elevator pit…

Q: 3 volume of a rock with a density of 2 g/cm³ and a mass of 520 g?

A: Given: Density of object is ρ=2 g/cm3 Mass of object is m=520 g Find: Volume of object.

Q: A ship travels 7 miles in 89 nearest whole number) Your Answer: Answer units

A: Given, Distance travelled by ship = 7 miles Time taken = 89 minutes = 1.48 hr We know that speed =…

Q: 10,000 miles

A: Since you have asked multiple question, we will solve the first question for you. If youwant any…

Q: electric flux

A: Given: The magnitude of electric field is E=3.06 kN/C Direction of electric field is along the…

Q: A 12 N bag is hanging with a cord. How much is the least tension exerted by the cord to stay the bag…

A: Given,  mg = 12 N We need to calculate,  Required least tension =?

Q: 1. (a) State Planck's theory of quantum radiation. (b) The plot of stopping potential versus the…

A: The photoelectric effect is the emission of electrons from the metal surface and other substances…

Q: The heat capacity of air at room temperature and pressure is approximately 21 J×mol-1×K-1. a) How…

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Q: A golfer takes three putts to get the ball into the hole. The first putt displaces the ball 3.35 m…

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Q: The amount of current following in a circuit was measured to be 1 = 0.00037 A Express in Powers of…

A: Given Current in a circuit = 0.00037 A           To calculate :  conversion into powers of ten

Q: If an observer’s distance from a point source is doubled, what will be the change in sound level?

A: We know that the intensity of sound level varies inversely with the square of distance between…

Q: 2. (a) A motorboat is moving at a speed 10 m/s when its motor shuts and 10 s later the boat slows…

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Q: The potential difference from the cathode to the screen of a television set is 22,000V. If an…

A: Write the work-energy equation. W=ΔKEq(ΔV)=KEf−KEiq(ΔV)=12mv2−12mu2 Here, q is the charge of an…

Q: Three 1.0-C charges are equally spaced on a straight line. The separation of each charge from its…

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Q: A light bulb is connected to a 120.0-V wall socket. The current in the bulb depends on the time t…

A: Given data: The supplied voltage is V=120.0 V The current in the bulb at time t is I=0.512sin293t…

Q: A car starts from rest and reaches a velocity of 36.0 m/s in 5.0 seconds. What is its acceleration?…

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Q: A hula hoop is released from rest at the top of a playground slide. In going down the slide, the…

A: We are given initial height of hula hoop. A hula hoop is in form of a ring. The moment of inertia of…

Q: A 4.45 kg box is suspended from a system of massless wires attached to a ceiling. The first wire…

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Q: A bare helium nucleus has two positive charges and a mass of 6.64 x 10-27 kg. (a) Calculate its…

A: a) Calculate the speed of the charge. v=(4.20%)cv=(4.20100)(3×108 m/s)v=1.26×107 m/s