an object is thrown from floor level in a velocity of 16m/s and an angle of 77o. determine the max altitude that the object reaches. express the result without decimals, include unit

Q: 43. A golf ball and a Ping-Pong ball are dropped in a vacuum chamber. When they have fallen halfway…

A: Mass of the ping ball and the golf ball are different. Speed of the ball at a point half-way down…

Q: A car of mass 850 kg moves with a speed of 32 m/s and collides head on with a truck of mass 1300 kg…

A: in this question  we use conservation law of momentum.

Q: A 50 kg dummy falls from a 20 m height while testing a new safety harness. The dummy bounces back…

A:

Q: how did you find F? im confused on where it came from

A:

Q: If a glass of water is on a table with a piece of paper under it, it is relatively easy to pull the…

A: to explain : If a glass of water is on a table with a piece of paper under it, it is relatively easy…

Q: A particle which executes SHM along a straight line has its motion represented by x = 4sin(π t /3 +…

A: A particle which executes SHM along a straight line has its motion represented by x = 4sin(π t /3 +…

Q: At an altitude of 4 times the radius of the earth, the acceleration due to gravity is

A:

Q: Which of the following is NECESSARILY TRUE about the acceleration a of a runner slowing down a…

A:

Q: In the Bible, Noah is instructed to build an ark 300 cubits long, 50 cubits wide and 30 cubits high.…

A:

Q: 1. In the given triangle, charges Q1 = 50x10^-9 C and Q2= -40 X10^-9 were placed as shown. Find the…

A:

Q: For the circuit shown in the figure, determine the (a) equivalent resistance. [Select] (b) current…

A: R1 = 3 ohm R2 = 4 ohm R3 = 5 ohm R4 = 1 ohm R5 = 2 ohm V = 12 volts

Q: Consider the diagram below: F₁ = 10 N What is the torque created by F1? F₂ = 5 N X₁ F₁ X₁ = 3m X₂ F2…

A:

Q: Question 25 No A hollow cylindrical aluminum (2.70 g/cm³) pipe 2.38 long weighs 6.55 N. If the outer…

A:

Q: An object is placed in front of a concave spherical mirror as shown in the figure. Ray 1, 2, and 3…

A: For spherical mirror if incident ray is parallel to the principal axis parallel the reflected ray…

Q: A piece of copper of a mass 0.10kg, initially at 97.4°C, is dropped into 0.20 kg of water contained…

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

Q: 1. The image of a distant object is focused by a concave mirror 25.0 cm from it. (a) What is the…

A:

Q: Two skaters on in-line skates, Lisa and Bart, are initially at rest. They push apart and start…

A: Given Lisa and Bart, are initially at rest. Lisa’s speed just after they push apart = 2.0 m/s Mass…

Q: 107.5-kg rugby player is initially running at 8.5 m/s in the positive direction, but collides…

A:

Q: Using the letters, match each prefix with the multiplier it represents. V V V V x 10-6 x 106 x 10-3…

A: The given prefix are associated with multiplier as per their definition.

Q: figure skater is spinning with an angular velocity of +13.1 rad/s. She then comes to a stop over a…

A:

Q: The maximum wavelength of the energy emitted by the sun if the luminosity of the sun decreases by…

A:

Q: Temperature is commonly measured with liquid-in-glass thermometers, wherein the liquid contracting…

A: There are various measures of degree of hotness or coldness. The temperature of a body is generally…

Q: EXERCISE 2.1 How much electrical energy is needed to bring two charges Q₁ = 5.5 x 10-7 C and = 1.7 x…

A:

Q: What are the primary forces that act upon a baseball and a bat during their collision with each…

A: Option d is correct i.e force of ball on bat and force of bat on ball.

Q: A platform supported by 4 parallel springs: 2 long and 2 sho springs, have a spring constant of 7.30…

A:

Q: Pressure is expressed as the equivalent height of a fluid column. True False

A: Say we have a fluid column in which a fluid of density 'ρ' is filled up to a height 'h' of the…

Q: A toy gun uses a 0.2-gram pellet as its ammo. The toy uses two parallel springs each with k=500 N/m…

A: Given: The mass of the ammo is 0.2 g. = 0.0002 kg                                     { 1 g = 0.001…

Q: 1. Two horses pull horizontally on ropes attached to a stump. The two forces F1 and F2 that they…

A:

Q: As you are walking, you foot gets caught on an uneven piece of sidewalk and you trip and fall. Which…

A:

Q: 10. Which diagram shows the path of a light ray in diamond (n = 2.42) when the light ray encounters…

A: When the light ray enters from a low refractive index of the material to a high refractive index of…

Q: 2. Two horses pull horizontally on ropes attached to a stump. The two forces F1 and F2 that they…

A:

Q: (g=9.81m/s2) A 30 kg construction worker falls from a 10 m height while testing a new safety…

A:

Q: A mass-spring system with damping consists of a 6-kg mass, a spring with spring constant 4 N/m, a…

A: In this question we use differential equation for Mass spring system and compare to each other.

Q: Consider the system shown in figure. Block A weighs 45.0 N and block B weighs 25.0 N. Once block B…

A: Given, Weight of the block A, WA = 45.0 N Weight of block B, WB = 25.0 N

Q: A 3-meter-long bar has an axis of rotation located at the center of its length. A force of 4.0…

A: Rotation is when body revolves around a fixed axis. All the particles of body go circular motion. A…

Q: A motorcycle has a constant acceleration of 4.05 m/s2. Both the velocity and acceleration of the…

A:

Q: The kinetic energy of an object varies jointly with the mass of the object and the square of its…

A:

Q: From her bedroom window a girl drops a water-filled balloon to the ground, 5.40 m below. If the…

A:

Q: A planet orbits a star, in a year of length 2.77 x 107 s, in a nearly circular orbit of radius 3.78…

A:

Q: A particle moving in one dimension has the following position versus time plot. At point C, what can…

A: We have particle which is moving in the +x direction whose motion is shown via the x-t plot given.…

Q: At a surface temperature of the sun T-5800 k and a diameter R = 7 * 10 m and at the average distance…

A:

Q: A long cylindrical conductor of radius R carries a current I as shown below left. The current…

A:

Q: An ultracentrifuge accelerates from rest to 109700 rpm in 2.05 min. ω = 109700 rpm t = 2.05 min l…

A: a) Apply the first angular kinematic equation to determine the angular acceleration.

Q: If a fly collides with the windshield of a fast-moving bus, which experiences an impact force with a…

A: EXPLANATION- Because the mass of the fly is considered as little this means that the mass of fly is…

Q: 4. A 4.80-kg bucket of water is accelerated upward by a cord of negligible mass whose breaking…

A:

Q: Question 6 A resistor dissipates 1.5 W when it is connected to a battery with a potential difference…

A: Power, P = 1.5 W Potential difference, V = 12 volts Resistance, R = ?

Q: Applying principles of dynamics (with step by steep solutions pls i give 5 stars) A game requires…

A:

Q: A copper wire has a circular cross section with a radius of 1.81 mm. HINT Apply the relation between…

A:

Q: 17. Einstein relation is the relation between........ a. Voltage and diffusion coefficient. b.…

A: Einstein relation is used in analysis of semiconductor devices.

Q: 23.5 A small metal sphere, carrying a net charge 91 = -2.60μC, is held in a stationary by insulating…

A:

Projectile Motion