You throw a ball vertically and it goes up to a height of 5 m.  What was its speed?

Q: The two equal and opposite charges with magnitude 1.7 C and the third charge 2.8 μC is placed as…

A: first charge (q1) = 1.7μC Second charge (q2) = -1.7 μC Third charge (q3) = 2.8 μC

Q: Jason Renie set a world record of 77.0 m for motorcycle jump. Assume that he left the take-off ramp…

A: Note: “Since you have asked multiple question, we will solve the first question for you. If you want…

Q: Two window washers, Bob and Joe, are on a 3.00-m-long, 315-N scaffold supported by two cables…

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Q: d The table below shows angular velocity data for 4 different objects. Let clockwise be the positive…

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Q: A coiled telephone cord forms a spiral with 77.0 turns, a diameter of 1.30 cm, and an unstretched…

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Q: A spacecraft has an initial speed of 3037 m/s at an angle of 27 degrees above the positive x axis.…

A: initial velocity = 3037 m/s @ 27 degree above +x axis acceleration = 9.9 m/s2 @ 18.5 degree above +…

Q: An 7.7 kg crate is pulled 5.5 m up a 30° incline by a rope angled 17° above the incline. The tension…

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Q: PRACTICE IT Use the worked example above to help you solve this problem. Two disgruntled businessmen…

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Q: When light travels from air into water, its velocity, wavelength and frequency all change. its…

A: Given data:  Light travels from air into water Required: The effect on velocity, frequency and…

Q: Hello. These answers were incorrect.

A: Concept  According to Lenz's law, the direction of the induced current is such that it opposes the…

Q: If q2 = 93 = 94 = 1 nC and a = 1 m, then find the magnitude of q₁ (in nC) so that the net electric…

A: Givenq2=q3=q4=1 nCa=1mwe need to find magnitude of q1 to make net force on q4 zero.

Q: 1. A particle with mass 5 kg moves in a circle of radius 4 m. The angular momentum of the particle…

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Q: Two cars approach an extremely icy four-way perpendicular intersection. Car A travels northward at…

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Q: A sodium light, having wavelength 589.3 nm, is used to view a soap film to make it look black when…

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Q: model electric train requires 15 volts to operate. When it is connected to a 123 volt circuit, a…

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Q: A bucket of water of mass 20 kg is pulled at constant velocity up to a platform 30 meters above the…

A: Write the given values with the suitable variables. m=20 kgh=30 mt=18 min Here, m, h, and t are the…

Q: Cate Unfortunately, the group's communication and navigation equipment has dwindled to…

A: Solution

Q: 1. What is the magnitude of the torque about the origin of the force (-4 i+ 3 6 N if it is applied…

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Q: How much heat is required to take 100 g of copper at 20º C to liquid copper at 1700ºC?

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Q: 1. A cylinder with rotational inertia /₁ = 2.0 kgm² rotates clockwise about a vertical axis through…

A: Given, Rotational inertia of first cylinder,I1 = 2.0 kgm2 Rotational inertia of second cylinder,I2 =…

Q: A car travels 75.95 miles in 9.48 hours. What is the car's average speed?  Round your answer to two…

A: Given,  Distance = 75.95 miles Time = 9.48 hours Average speed =?

Q: Back at the curling rink you see someone making the perfect shot as their 13 kg stone slides 3.5 m/s…

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Q: Find the energy released in the alpha decay of 22086Rn (220.01757 u). (Hint: 21684Po has a mass of…

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Q: A marble that is projected from a cliff with a horizontal speed of 2.50 m/s hits the ground below in…

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Q: At some point and some instant, the electric field has has a value of 204 V/m. Calculate the…

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Q: During a 5.7 s time interval, a flywheel with a constant angular acceleration turns through 426…

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Q: Hoover Dam on the Colorado River is the highest dam in the United States at 221 m, with an output of…

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Q: c) Choose the equation of motion to calculate the total angular displacement traveled by the dust in…

A: A piece of dust finds itself on a CD. The spin rate (angular velocity) of the CD is 525 rpm, and the…

Q: Hooke's law describes an ideal spring. Many real springs are better described by the restoring force…

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Q: In the figure, two blocks (m-1.80 kg and M=9.50 kg) and a spring (k-250 N/m) are arranged on a…

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Q: If a linearly polarized electromagnetic wave is propagating out of the plane of screen and the…

A: As direction of propagation of em wave is perpendicuar to electric and magneticfield, given by E→×B→

Q: 2. A M= 4942 kg rock Determine the ratio R=KE/DE of the kinetic energy K.E is released from rest at…

A: The problem utilises the concept of the law of conservation of energy. By this law, energy can…

Q: A 10.4 cm tall object is placed 4.8 cm in front of a concave lens. The image is 3.0 cm from the…

A: Write the expression for the magnification and substitute the required values. m=−vum=−3 cm−4.8…

Q: 2. In a gravity escape system (GES), an enclosed lifeboat on a large ship is deployed by letting it…

A: Given data, Height h=2.5 m Mass m=4970 kg

Q: Consider the vectors A = -21 + 51 - 4k and B = 51 - 7₁ + 6k. Calculate the following quantities.…

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Q: A 369-kg boat is sailing 12.0° north of east at a speed of 2.00 m/s. 34.0 s later, it is sailing…

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Q: The figure shows two 23.3 kg ice sleds that are placed a short distance apart, one directly behind…

A: mass of sled = 23.3 kg mass of cat = 3.37 kg velocity of cat relative to ice = 2.84 m/s

Q: The CN Tower, located in Toronto, Ontario, has a recorded height of 0.553 km. Refer to the…

A: Given data: Height of tower (h) = 0.553 km Initial velocity (u) = 0 m/s Time (t) = 3.00 s Required:…

Q: By means of a rope whose mass is negligible, two blocks are suspended over a pulley, as the drawing…

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Q: What is the equivalent complex impedance Zea of the given circuit? Give numerical values in four…

A: As these three are in parallel, we can use the impedance formulas for capacitor and inductorthen we…

Q: 3. A stone is released from the top of a tower of height 19.6 ft. Calculate its final velocity just…

A: Given data:  Initial velocity (u) = 0 ft/s Height (h) = 19.6 ft Acceleration due to gravity (g) =…

Q: Two cars are traveling around a vertical loop of radius 8.8 m. A.) Determine the minimum speed the…

A: radius of path (r) = 8.8 m

Q: The figure shows a bicycle wheel resting against a small step whose height is h = 0.130 m. The…

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Q: Suppose you throw a rubber ball at an elephant that is charging directly at you (not a good idea).…

A: Let m1 = Mass of the ballm2 = Mass of elephantu1 = initial velocity of the ball before collisionu2 =…

Q: A certain LCD projector contains a single thin lens. An object 18.2 mm high is to be projected so…

A: Solution:-

Q: In order to get the reactance to 120 at 1.0 MHz, you add a capacitor in series to your 3.0 nF…

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Q: Suppose a lens is placed in a device that determines its power as 2.64 diopters. (a) Find the focal…

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Q: In the above circuit there is a 8 volt battery and two resistors with the following values: R₁ = 8…

A: Given, Battery is 8 volts. R1 = 8ohmsR2 = 8 ohms Resistors R1 and R2 are in parallel , so their…

Q: Two resistors are connected in series with an 34.76 volt battery. The resistors have values of R1 =…

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Q: A balloon is released from a tall building. The total mass of the balloon, including the enclosed…

A: Given Total mass of the balloon and gas = 2.0 kg Total volume = V = 5 m3 Find average density