4. A cannon is pointed upward at an angleof 30 degrees with respect to the horizontal ground. If the muzzle velocity of the cannon is 1500 feet per second, determine the maximum height of the cannon ball and distance it will travel while neglecting the wind resitance.

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A:

Q: 2. A person decides to swim across a river 84 m wide that has a current moving with a velocity of…

A: According to guideline I solve only first 3 subparts of question 2.

Q: in+ U→ Ba + Kr+3,n II. Calculate the energy released in the following fission reaction: The masses…

A: Solution attached in the photo

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A: To show that, The following reaction is forbidden by the conservation of charge or baryon number…

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Q: 4. Fret if a 1 is increased three times and qz is reduced to 2 : 5. Fnet if g2 is increased three…

A: Given data: The net force between two charges is given as, Fnet = 500 N Formula used: According to…

Q: ACTIVITY 3: PROBLEM SOLVING Directions: Solve the following problems. Express your final answers in…

A: #3 Given data: The horizontal component of velocity is vH=25 m/s. The time taken in the journey is…

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A: Torque: It is the measure of the force which can cause an object to rotate about it's axis. Angular…

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A:

Q: 1. N Find the magnitude of the vector B = - 2.00f + 3.00ĵ – 4.00k.

A: B→=-2.00j^+3.00j^-4.00k^=1.00j^-4.00k^B→=1.002+-4.002=4.12

Q: Find the angle between A = 10a + 2a, and B 4a, + 0.5a¸ , using dot product. y y 3 Answer:

A:

Q: 3) Is there any kind of material that when inserted between parallel plate capacitors would reduce…

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Q: Find the force(F) on a 10µC charge at (1,1,3)m if four like charges of 200µC are located on thex and…

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Q: The curve surface represented by AB in the figure is the surface of the quadrant of a circular…

A: Given The quadrant of a circular cylinder 3 m long r = 1.5 m , z = 0 Determine the horizontal and…

Q: (1) A student claims that capacitors in parallel combinations have greater equivalent capacitance…

A:

Q: 3. If a car is traveling at 20 meters per second in a straight line, how many meters will it take…

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Q: 9. Compute the wavelength of an X-ray with a frequency of 10"Hz. Use the speed of light. 10. During…

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Q: What is the resistance of A 1.3-m-long gold wire that is 0.30 mm in diameter? Express your answer in…

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Q: 5. A bicycle wheel of radius 0.30 m is spinning at a rate of 60 revolutions per minute. (a) What is…

A:

Q: An angle of a circle with a 2 m radius is A0 = 20°. What is the corresponding arc length As? 11. D.…

A: 11. radius of circle,r=2 m∆θ=20

Q: (5) A 15.0A current produces a B field at the center of an arc of angle n/4 radians and radius…

A: (5) Given Current (I) = 15.0 A Radius (r)  = 0.500 m Angle θ  = π4 radians

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A:

Q: 11. Suppose you throw a ball with a mass of 0.40kg against a wall. It hits the wall moving…

A: Given data: Mass of ball, m=0.40 kg Initial velocity of a ball, vi=30 m/s Final velocity of a ball,…

Q: 12. Assuming the Earth to be a sphere of radius 4,000 miles, an earth satellite in a circular orbit…

A: 12) Let R be the Earth's radius, h be the satellite's height and T be the time taken to complete one…

Q: The cross-sectional area of the smaller piston of a hydraulic press is 129 cm? while the area of the…

A: area of cross section of small piston = A1= 129 cm2 area of cross section of larger piston = A2=…

Q: Given A = y 4a + a_and vectors B = 2a_ + 3a , find the scalar projection of A on B. %3D 2 Answer:

A: Given  A→=4ay→+az→B→=2ax→+3ay→ Scalar projection of A→ on B→ is given by, s=A→·B→B

Q: 2. A Basketball player with a height of StH Tim Stands on a S.Pom Free throw linc with a 3.05m high…

A: The height of person is h=5 ft 7 in =1.7 m The range of projectile will be R=5.8 m The height of…

Q: 2. What is the maximum length of a wrench needed to apply 90 Nm torque to the bolts on a motorcycle…

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Q: 9. Suppose that a runner on a straight track covers a distance of 1 mile in exactly 4 mins. What was…

A: Given: Distance covered: s=1 [mile] Time taken to cover that distance: t=4 [mins] The average…

Q: Problem 2: Two force are acting on point Q as shown figure 5. the F = 350N in Calculate magnitude of…

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Q: What is the resistance of a silver wire 15 m long at 20°C silver at 20°C is 1.60 x 10 S2-m. How much…

A: 1.AnswerGivenlength of wire, L=15 mdiameter of wire, d=0.00085 mResistivity of silver, ρ=1.6×10-8…

Q: 1. A man is sitting on a train with a constant velocity of 10 m/s East. The man then stands up and…

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Q: 20. A point charge of -1.0×10°C and a charge of + 3.0x10°C separated by 5.0x10² m what is the…

A: 20. Given data: Magnitude of charge 1 is, q1=-1.0×10-9 C. Magnitude of charge 2 is, q2=+3.0×10-9 C.…

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Q: 2. You hang an object by means of a vertical string. Two srings in turn support this string. String…

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Electromagnetic Waves

Electromagnetic waves are waves that consist of magnetic field and electric field components perpendicular to each other. These field components are also perpendicular to the direction of propagation of the wave.