A ball is thrown horizontally from a height of 5.50m with an initial speed of 25.0m/s.A) How long will it take the ball to reach the ground? B)At what horizontal distance from the point of release will it strike the ground? C) What will be the magnitude of its velocity when it strikes the ground? D) At what angle will it strike the ground?

Q: 9. Interference and Diffraction: A 750 nm light is shone on a double slit with the result projected…

A:

Q: A 2000 kg car rounds a curve of radius 70 m banked at an angle of 12°. If the car is traveling at 95…

A: Fnet = net force acting on  car must be equal to centripetal force  Centripetal force = mv^2/r V=…

Q: tungsten filament of a lamp has a cross-sectional area of 5 x 10−9?2 , how long must it be

A: This question is based on resistance.

Q: 11. Four vectors (A, B, C, D) all have the same magnitude. The angle 0 between adjacent vectors is…

A:

Q: b) A circuit consist of four 100W lamps connected in parallel across a 230V supply. Inadvertently, a…

A:

Q: A particle with kinetic energy equal to 278 J has a momentum of magnitude 24.4 kg · m/s. Calculate…

A:

Q: en 2 atoms. How much amper(A) is needed to obtain 5.8x10-19 joules of electro volts(eV)? HW-8: Find…

A: Given:-  The resistance is R = 0.8 ohm between the two atoms.  The  Energy needed to obtain is…

Q: Whale and Kanmuro are two islands located at the Chimera archipelago. These two are separated by a…

A: Electric power = voltage x current given power = 637 MW operating voltage = 496 KV  current ( I )…

Q: You have a string of identical piano strings of length (0.75m), each of which is tuned to 440HZ. The…

A:

Q: b) An aluminum wire 7.5m long is connected in parallel with a copper wire 6m long. When a current of…

A:

Q: Quantum effects only become significant for a particle when its DeBroglie wavelength____________.

A:

Q: A bus initially with a speed of 25m/s slows down with an acceleration of -3m/s2.How far does it…

A:

Q: cle Q which is fixed, with a paches Q upto a closest distance ns. If q were given a speed 2v, nces…

A: solution of above problem is below:

Q: Given data: 8kg velocity = 22 m/s Find the Ninetic eneryy ?

A: Given data :                           Velocity     =    v                           Mass      =…

Q: C^14, a form of carbon that is used to find the age of fossils has a half life of 5730 years. how…

A: Given(s): Initial sample, N0=10 g. Half-life, t12=5730 yr Time, t=13,000 yr. Require: Amount of…

Q: What does the percent difference between GPE and KE tell you about the efficiency of energy…

A: the percent difference between GPE and KE tell you about the efficiency of energy transformations…

Q: greatest acceleration of the mass m

A: Given; F1 acting on a free mass m at rest produces in it, Acceleration,a=4 m/s2F2 acting on the same…

Q: Three isolated conducting spheres A, B, and C. Sphere A has -3.5 µC and radius 1 cm; Sphere B has…

A:

Q: Two long straight wires carrying 6 A of conventional current are connected by a…

A:

Q: A projectile is launched from point A with speed vo = 22 m/s. Determine the value of the launch…

A:

Q: The structure molecules can be confirmed by using X-ray diffraction analysis, which are explained by…

A:

Q: A Cepheid variable has a period of 17 days and an average apparent magnitude of 23. Find its…

A: Given, Period = 17 days Apparent magnitude = 23 Absolute magnitude = 4.83 By the distance modulus…

Q: TRUE OR FALSE 1.)If two ball are released from the same height; where one falls from rest and the…

A: 1) When a ball is released from a height, the ball will fall due to acceleration due to gravity…

Q: A sphere is fired downwards into a medium with an initial speed of 27 m/s. If it experiences a…

A:

Q: (1) In your own words, what is the main function of a defibrillator?

A:

Q: The figure below shows a horizontal pipe with a varying cross-section. A liquid with a density of…

A:

Q: ) A current-carrying wire is oriented along the x axis. It passes through a region 0.485 m long in…

A:

Q: Find the value of force applied if work done is 450 J and displacement is 30 m

A: Given data :                          Displacement     =    d                         Work  done…

Q: The employee pulis a grocery cart loaded with items across the aisle for 12000.0 millimeters. The…

A:

Q: What is the compression in first spring?

A: Given; Masses m1 & m2 are 2 kg and 8 kg respectively.Spring constants k1 & k2 are 50 N/m and…

Q: A small block is attached to an ideal spring and is moving in SHM on a horizontal, frictionless…

A: When the block is at a distance x=0.310 m, the acceleration of the block is a=-5.23 m/s2

Q: A rickshaw puller pulls the rickshaw by applying a force of 120 N. If the rickaw moves with constant…

A: Given data :                       Force     =     F                   Velocity     =    V…

Q: (3) Two parallel plates have equal and opposite charges. When space was evacuated, the electric…

A:

Q: c) Two capacitors A and B are connected in series across a 100V supply and it is observed that the…

A: A capacitor is a device that stores electrical energy in an electric field. It is a passive…

Q: The current supplied to a lamp with a 100-W light bulb is 0.87 amps. The lamp is wired using a…

A:

Q: A 120ft. cable weighing 6lb/ft supports a safe weighing 800lb. Find the work (in ft. – Ib) done in…

A:

Q: A machine gun fires 10 bullets /s, each of mass 12 g the speed to each bullets is 16 cm/-1 then…

A: Use use Newton second law of motion

Q: Suppose a 680-nm beam with a power of 0.2 mW and a 4.5-cm diameter strikes a detector with a 0.2-cm…

A:

Q: 8- A rope under tension (20 lb) and the density of the longitudinal rope is (0.003 lb/ft), the…

A: Given, A rope is under tension, m = 20 lb density of the rope, μ = 0.003 lbft

Q: 0/ Show that a free electron at rest cannot absorb a photon.

A:

Q: A snowboarder takes speed downhill in order to get up a hill without pushing. If he arrives at the…

A: Given : Velocity at bottom of hill = 60 km/h = 16.67 m/s Length of hill = 75 m Slope = 8 % Kinetic…

Q: As shown below, a bullet of mass m and speed v is fired at an initially stationary sphere. The…

A: mass of bullet = m mass of sphere = M initial velocity of bullet = v final velocity of bullet = v5

Q: Answer question 2

A:

Q: An astronomer observed the motions of some galaxies. Based on his observations, he made the…

A:

Q: at is its t ^2, find

A:

Q: Two cars A and B race each other. The Car A ran for 2 minute at a speed of 7.5 km/h, slept for 56…

A:

Q: jet of water squirts out horizontally from a hole near the bottom of the tank shown in the figure.…

A: jet of water squirts out horizontally from a hole near the bottom of the tank shown in the figure.…

Q: b) A coil consist of 2000 turns of copper wire having a cross sectional area of 0.8mm2. The mean…

A: You have posted multiple questions, according to company policy, we will answer the 1st question…

Q: weight for this  sprinter. Identify all the forces on the foot of the person and draw an accurate…

A: Given:-  An accelerating sprinter pushes off with This force applied on the ground horizontally. The…

Q: a) The resistance of a coil aluminum wire at 21°C is 2102. The temperature of the wire is increased…

A: According to guidelines I will solve only one different question, please resubmit other questions to…

Projectile Motion