During a fireworks display, a shell is shot into the air with an initial speed of 63.1 m/s at an angle of 77° above the horizontal. The fuse is timed to ignite the shell just as it reaches its highest point above the ground. Calculate the height at which the shell explodes. Maintain the same unit system. Normal format and 3 SF.

Q: 1)A square coil with N = 50 turns has sides of length I = 15 cm. When it is placed in a uniform…

A:

Q: An automobile travels on a straight road for 45 km at 36 km/h. It then continues in the same…

A: Given data:  Automobile travels on Straight road First 45 km at 36 km/h Then 45 km at 72 km/h, in…

Q: In the figure ₁ = 4.36 V, ₂ = 1.23 V, R₁ = 7.1802, R₂ = 2.232, R3 = 4.942, and both batteries are…

A: Given that E1 = 4.36 V E2 = 1.23 V R1 = 7.18 Ohms emf of a cell is positive when ever we go forward…

Q: QUESTION 27 A 60.7-kg man standing on a bathroom scale in an elevator. Calculate the scale reading,…

A:

Q: Assume the average value of the vertical component of Earth's magnetic field is 48 µT (downward) in…

A: Given, magnetic field B = 48 μT = 48 × 10-6 T area A = 3.10 × 105 km2 = 3.10 × 105 × (103 m)2…

Q: I need help with all the questions

A: EXPLANATION:  • From Faraday's second law of electromagnetic induction, the induced emf in a coil is…

Q: A person standing on the edge of a high cliff throws a rock straight up with an initial velocity of…

A: Initial velocity of object is Object is thrown vertically upward.Initial vertical position of object…

Q: Q4. Convert these into proper vector notation: Westward velocity of 42 km/h. Position 6.5 measured…

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

Q: b) What is the tension in the rod when the ball passes through B? Tension = 5g m %3D

A: this question about find the tension in rod due to centripetal force. atthe point A initial speed is…

Q: sir please solve this question sir i want this answer?

A: The given function can be written as,

Q: I need help answering this physics question can you help expla

A: (See graph on the Explanation box)Explanation: If A = 4, y = 4/x if x = 1, y = 4/1y = 4 (1,4) if x =…

Q: The 5 kg block shown in figure is with a 4 m/s initial velocity. Knowing that the undeformed length…

A: Balance the forces in the horizontal direction along the plane.

Q: Question: A non-relativistic electron is confined to an infinitely deep potential well with length L…

A: Given : L=694×10-12m Part 1) The energy of an electron in the infinite potential well is given by :…

Q: Calculate the magnitude of the deceleration of a snow boarder going up a 7.91° , slope assuming the…

A:

Q: along with explanation

A:

Q: Problem 5 Show that, not matter what A and B are, À- (1 x B) = 0.

A: Write the equation for the scalar product of two vectors A→ and B→. A→×B→=ABcosθ Here, The angle θ…

Q: Clara is swimming in a river. She can swim downstream up to a maximum speed of 82 meters per minute.…

A:

Q: 2. A ball is dropped from a height of 20 m above the ground. A) How much time does it take to reach…

A:

Q: The figure shows a uniform, horizontal beam (length = 10 m, mass = 25 kg) that is pivoted at the…

A: Given:   Length, L = 10 m Mass of rod, m =25 kg Mass of person, M = 60 kg Distance of person from…

Q: Two antennas located at points A and B are broadcasting radio waves of frequency 93 MHz. The signals…

A: Given,Two antennas located at points A and BThe frequency of radio waves = 93 MHz=fv = fλλ=v…

Q: The three batteries and five light bulbs are identical. Compare the brightness of bulbs 1 to 5.…

A: To determine: Compare the brightness of bulbs from 1 to 5.

Q: For the vectors shown below, determine the values of A and the acute angle 02 (in degrees) that…

A: a vector can be written as A̅ = A Cosθ î + A Sinθ ĵ

Q: If I throw a baseball into the air, at which point is the vertical velocity = C %3D a at the…

A:

Q: A ball is thrown upward with an initial velocity of 14.0 m/s at an angle of 65.0° above the…

A:

Q: Vector A (5, 2) and B = (1, -1) in (x, y) component form. What angle does A + B make with the…

A: Vector A=(5, 2) and B=(1, -1) in the form of (x, y) component form.

Q: Three charged, concentric, partial-circle thin rings are placed with the origin of the coordinate…

A: Dear student The potential due to a segment of a ring is given by: V=KQ/R It is irrespective of the…

Q: A person exerts 195 lb of force to push a box horizontally across a rough floor. If the person…

A:

Q: Mk=0.7. 10 kg TIR A 10-kg box is at sliding to the right on the floor. A rope is attached to the box…

A: mass of box = m = 10 kg co efficient of friction = 0.7 acceleration = a = 6 m/s2

Q: If the distance between holes is 50 mm, the distance between the third spot light and the central…

A: Condition for n-thSpot light that means bright fringeYn=nDλdwhere yn=Distance of fringe from the…

Q: 1. Four students are trying to move a table from one corner of the classroom to another, as…

A: Given Data: Let us consider the given forces acting on rectangular table. We are to find resultant…

Q: A hollow metal sphere has 6 cm and 9 cm inner and outer radii, respectively, with a point charge at…

A:

Q: Problem 1 A rock is thrown straight upward at 9 m/s just over the side of a raised deck, 5.5 m above…

A: Initial velocity of the rock, Height from which the rock was thrown,

Q: Question 5 A 2 m tall object is placed 30 cm from a concave mirror whose focal length is 10 cm. a)…

A:

Q: A 1-kg metal ball slides across an incredibly smooth table at 5 m/s and hits a 0.2-kg metal ball at…

A: For the given problem, we need to check the law of conservation of momentum and energy before and…

Q: 2 V TV B OV -I V -2 V -3 V

A:

Q: For 3 hours, Maggie was driving east at one-half of her car's top speed. Her car can go at a maximum…

A:

Q: Question 1 A ladybug is crawling around your countertop. You study the ladybug's behavior and find…

A: The displacement vector is given , so we can calculate the velocity and acceleration by…

Q: If the 0.190 mm diameter tungsten filament in a light bulb is to have a resistance of 0.142 N at…

A: Answer Given data  Diameter of tungsten filament D = 0.190 mm So  Radius r = D/2 = 0.190/2 = 0.085…

Q: The shaded region in the diagram below is a region of uniform electric field that is parallel to the…

A:

Q: 1)The circuit on the right must be solved by reducing it to a single equivalent resistance, R= 32…

A: Given: V=24 V R1=3 ΩR2=5 ΩR3=4 ΩR4=6 Ω A) R2, R3 are connected in parallel Rp=R2×R3R2+R3     =5×45+4…

Q: this question is hard for me can you tell me please

A: Gaussian surface is considered to be a cylinder of radius r with the top and bottom closed.

Q: A piano has been pushed to the top of the ramp at the back of a moving van. The workers think it's…

A: Given  h=1.1m angle of inclinatio=20 degree. We would first find acceleration of van then we can use…

Q: A A projectile is launched similarly to the last problem but the initial angle is 45 deg above the…

A:

Q: D] A 4 kg mass in free space (no gravity) is seen moving with a constant acceleration of 2 m/s² in…

A: The net acceleration is given as 0i^+2j^ . But net acceleration is given as Fnet/mass

Q: 1. The position-versus-time graph on the right shows the position of an object moving in a straight…

A: As per our guidelines, we are supposed to answer only first three subparts in case of multiple…

Q: m M A puck of mass m = 1.50 kg slides in a circle of radius r = 20.0 cm on a frictionless table…

A: Given: The mass of the puck is 1.50 kg. The radius is 20.0 cm. The mass of the hanging cylinder is…

Q: The answers to this question are wrong is there any other way to complete this problem?

A:

Projectile Motion