.A skyscraper sways back and forth due to strong winds on higher altitude. It makes about 9 oscillations for every 60 seconds. Determine the skyscraper's (a) period and (b) frequency.

Q: Car B weighing 2420 lb and traveling west at vg = 55 mi/hr collides with car A weighing 2770 lb and…

A: The mass of car A is The mass of car B is The velocity of car A is The velocity of car B is

Q: An elevator has a height of 8 feet [ft], and a square floor area of 6 feet [ft] wide by 6 feet [ft]…

A:

Q: 7. The displacement vectors A and B shown in figure both have magnitudes of 3.00 m. The direction of…

A: Given : Magnitudes of vectors A and B = 3.00 mDirection of vector A is θ = 30° And given figure :

Q: After Pioneer 10 had left Neptune, it was used to test SETI. It was at a distance of 4.5x10⁹ km when…

A: Given: Distance,r=4.5 ×109 km Power, P=21 W To find: Intensity of the radio signal.

Q: For each of the equations below, if t represents a time, d represents a distance, v represents a…

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Q: 4. In 1896 in Waco, Texas, William Crush parked two locomotives at opposite ends of a 6.4-km-long…

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Q: A student drops a pen from a classroom window on the second floor of the mathematics building. If…

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Q: The various lines represent paths taken by different people walking in a city. All Ocks are square…

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Q: A 3800kg elephant is lifted by two helicopters, as shown below. The elephant accelerates upward at…

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Q: Our text claims that a charged particle exerts a net attractive force on an electric dipole. The…

A: (c) From (b) we get the net force exerted on dipole by charge…

Q: 5. (II) A falling rock has kinetic energy KE just before striking the ground and coming to rest.…

A: A falling particle is striking the ground and coming to rest, it is required to calculate the total…

Q: A block of mass m= 5.64 kg is attached to a spring with spring constant k= 1542 N/m and rests on a…

A: Given, m=5.64 kgk=1542 N/m∆x=0.165 m

Q: 28. How many curtains 2.5 m long can you cut from a piece of curtain material that is 1 500 cm long?

A: Given data The length of the curtain is given as l = 2.5 m. The length of the total curtain…

Q: Using the image below as an aid, describe the energy conversions a spring undergoes during simple…

A: Total energy of horizontal spring mass system in SHM is given as: ET = K.Ex + P.Ex Kinetic energy at…

Q: 1. A 2.0-cm-tall object is 15 cm in front of a converging lens that has a 20-cm focal length. Draw a…

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Q: 5. Examine the four following graphs of frictional force vs. normal force. II. III. H I. (N 4) IV.

A: Frictional force which acts opposite to the direction of motion. Frictional force depends on normal…

Q: An astronaut is in equilibrium when he is positioned 513 km from the center of asteroid X and 364 km…

A: Given: The given values are, The given r1 value is 513 km. And the given r2 value is 364 km. Find…

Q: What is the minimum value of the index of refraction of a right-angled, isosceles prism for which a…

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Q: 1. If the initial velocity of a projectile is given by the equation V. = R. 2h find the initial…

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Q: To heat a potato, you use a microwave with an output power of 900 watts [W] and an efficiency of…

A: Convert temperature from Fahrenheit scale to Celsius scale. TC=59TF-32=5968-32=20°C Convert…

Q: Introduction: Waves of many sorts are of considerable importance in physics. In this experiment you…

A: The occurrence and characteristics of standing waves in a stretched string are the primary focus of…

Q: The Plane Mirror While running at 5.0 m/s towards a plane mirror, how fast do you see your image…

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Q: 3- In a longitudinal research design, all data are collected at one point in time, while in cross-…

A: The given statement is False .

Q: Shown in the figure below is a capacitor. Each plate has an area of A = 1.31e-02 m² and has a gap d=…

A: The area of each plate is, A=1.31×10-2 m2 The gap between the plates, d=7.9×10-4 m The dielectric…

Q: A T10-kg cart traveling 16 m/s hits a second cart at rest. The two stick together and move off with…

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Q: The image below illustrates 3 sugar cubes consider eight 1-cm^3 sugar cubes stacked two by two to…

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Q: Photoelectric Example The work function for Cesium is 1.90 eV. a) What is the minimum wavelength…

A: The problem is based on the concept of the photoelectric effect. The photoelectric effect is the…

Q: An electric winch is being used to help construct your facility. The winch lifts an object weighing…

A: Given: object weight = 7300 Ninput voltage V = 120Vheight liftef h = 7 mtime required t = 25…