A projectile is launched horizontally off from a tall building at a sped of 50m/s. After three seconds, the speed of the projectile is closest to O c Od 40 m/s 50 m/s 60 m/s 30 m/s
Q: -ychegg 7. A circular table top weighs 10 kN and is supported by three legs equally spaced at its…
A:
Q: Equilibrium Density of states Fermi level
A: Equilibrium, Density of states, and Fermi level are three different terms in physics. All are…
Q: Assume that you are a professional mechanic, in your workplace 1 800-kg pile driver is used to drive…
A: In this question we have to find the average force the beam exerts on the pile driver. Please give…
Q: S displacement measures 200 m, 40 degrees North of West. Its horizontal component S = 200 m 153.21 m…
A: Given, A displacement measures 200 m, 40 degrees north of west.
Q: A wave is generated on a 9 m long taut wire. The total energy carried by the wave is E = 600 mJ. If…
A: The oscillations are the basic cause of waves. The wave is only produced when we have something of…
Q: Density of air is 1.29 g/ltr. Express it in, a. g/cm³ b. kg/m³
A: Given data: density of air = 1.29 g/Ltr Required: density in g/cm3 and kg/m3
Q: A 0.45 kg tetherball is attached to a pole and rotating in a horizontal circle of radius r₁ = 1.4 m…
A:
Q: A trolley, while going down an inclined plane, has an acceleration of 2 cm/s2. What will be its…
A: Given data: Initial velocity (u) = 0 Time (t) = 3 s Acceleration (a) = 2 cm/s2 Required: The final…
Q: Calculate the load?
A: Given data; Mechanical advantage of a machine=10 Effort given to the machine=4kgf Calculate the…
Q: 1. Which of the following statements is NOT TRUE about converging lenses? a. Converging lenses are…
A: Converging lens converges light rays and these are known as convex lenses.
Q: QUESTION 19 A 65.0-kg file cabinet of is sliding down a rough ramp for a distance of 5.00 m as…
A:
Q: What is true of the sun? It attracts light waves passing nearby. It has no effect on light waves…
A:
Q: A lamp consumes 1400 J of electrical energy in 12 seconds. what is it's Power?
A: Introduction : In this question we are provided it value of work and time . With these data we…
Q: 2. The electronic structure of atoms and molecules may be investigated using Photoelectron…
A: Acceration we got a = 4.2 × 1010 m/s2hu We need to find the force on electron Force on electron is…
Q: find his average speed in m/s ?
A: Given data, Ajay walks a distance of 50 m in 2 min Another 50 min in 2.5 min What is the type of…
Q: What is irregular reflection? Give an example.
A: When a beam of light incidents on such a surface that is rough in nature or not smooth enough then…
Q: 2. Areeb Syed s is running down the football field in a straight line. He starts at the O-yard line…
A: Given : Time 1 (t1) = 0 s Position 1 (x1) = 0 yards Time 2 (t2) = 2 s Position 2 (x2) = 10 yards…
Q: SHOW COMPLETE SOLUTION Determine the x and y components and the resultant of the forces 250 kN 12 20…
A: The force system is shown below.
Q: Consider two charge Q₁ 1 x 10-6 [C] and Q₂ = 5 x 10-6 [C] separated by a distance r = 0.05 [m]. a.…
A:
Q: A.)An asteroid, whose mass is 4.70×10-4 times the mass of Earth, revolves in a circular orbit around…
A: Given:- Ma = mass of asteroid= 4.7×10^-4 × Me Ra = orbital radius of the asteroid= 5×Re Te = 1 year…
Q: 24 N force moves a body with an acceleration of 2 m/s-2. Compute the mass ?
A: Introduction : In this question we are provided it value of acceleration of the body and force of…
Q: The electronic structure of a toms and molecules may be investigated using proto eletrons…
A:
Q: A cart (m=14 kg) slides along a level track with a velocity of 5 m/s. It then collides and sticks to…
A:
Q: Find the focal length of a convex mirror whose radius of curvature is 32 cm. Po
A: Given that Radius of curvature r = 32 cm Let focal length be f
Q: How much distance did he travel?
A: Given. Boy travels with an average speed, ⇒ 15 m/sIt take time to travels at, Time,t= 25 minFind…
Q: The end of the cutting cord on a gas-powered weed cutter is 0.21 m in length. If the motor starts…
A:
Q: A racing car has a uniform acceleration of 24 m/s². What distance will it cover in 4 s after the…
A: Introduction : In this question we are provided it value of time , acceleration and initial…
Q: Your mechanics professor discusses the periodic motion, and he demonstrates a 450-g block connected…
A:
Q: Multiple Correct: A student initially at rest on a frictionless frozen pond throws a 1 kg hammer in…
A: Given: A student and a hammer are initially at rest on a frictionless pond. To be determined: the…
Q: far does the boat travel during this time?
A: Given data; Acceleration in a straight line at a constant rate a= 3.0 m s-2 Time,t= 8 secWhere…
Q: the moment of inertia.
A:
Q: the mass of air in the hail.
A: Given; The dimension of hail are, ⇒10m×7m×5mDensity of air=1.11 kg m-3Find the mass of air in the…
Q: Ramp #I HE Ramp #2 A block (4 kg) starts from rest and slides down a frictionless ramp #1 of height…
A: in this question we use conservation law of energy .
Q: The profile of a harmonic wave on a string is shown and it is known that the points M and N have the…
A: In the given question, the harmonic wave is propagating on a string. It has two points M and N…
Q: B OA. decreasing in AB, BC and CD OC. constant in AB, BC and CD OB. constant in AB and BC,…
A: In the given question, A to C is a frictionless ramp, C to D is a rough surface where friction force…
Q: Calculate load can be applied at other end ?
A: Given. Load of lever,= 200 cmEffort= 20 kgfEffort at arm= 50 cm Calculate the laod can be applied…
Q: The figure shows wire 1 in cross section; the wire is long and straight, carries a current of 4.25…
A: The x - component of the magnetic field per unit length is 9.437 × 10-11 N/m.
Q: R1 TE R3 ww R2 The values of the resistors in this circuit are: R1 = 5 ohms R2 = 3 ohms R3 = 7 ohms…
A: Required current through R3
Q: Given two particles with Q = 2.90-μC charges as shown in the figure below and a particle with charge…
A: Note: As per the guidelines, we can only answer three subparts of a question. Sorry for the…
Q: A sound wave from a siren has an intensity of 118.7 W/m2 at a certain point, and a second sound wave…
A:
Q: 6. An open cart on a level surface is rolling without frictional loss through a vertical downpour of…
A: Option b is correct i.e decrease because of conservation of momentum.
Q: Two people are talking at a distance of 2.0 m from where you are and you measure the sound intensity…
A:
Q: What will the weight of a men having mass 45 kg.
A: Given, On earth the weight of a body, mass,m= 3 kg Load=30 NWhat will the weight of a men having…
Q: Two point charges (q1 positive charge and q2 negative charge) have the same magnitude and they are…
A: Draw the schematic diagram of the system.
Q: calculate her average speed in m/s ?
A: Given data, Girl walk a distance of 60 m in 3 min, Another 60 m in 3.5 min. Find its type of motion…
Q: A light ray propagates in Material 1 with index of refraction n₁ = 1.25, strikes an interface, then…
A:
Q: A wave on a string has a frequency of 60 Hz and a speed of 30 m/s. What is the tension on the string…
A:
Q: A string is attached from one end to a vibrator and from the other end to a block of mass m = 2 kg.…
A: mass of block = 2 kg Power = 5 W m' = 0.5 kg Let the amplitude = A Let the angular frequency = ωLet…
Q: Se muestra el perfil de una onda armónica en una cuerda y se sabe que los puntos My N tiene como…
A:
Q: x QUESTION 5 The graph shows the x-component of Fx of a force acting on a particle moving along…
A: Since you have asked multiple questions, we will solve the first question for you. If you want any…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
- 1) A golf ball (mass = 47 grams) rolls with speed of 0.30 m/s toward the edge of a table which is 0.60 m high. %3D a) How many seconds is it in the air? b) How far out from the point directly below the tables edge does the ball hit the floor? The same golf ball is placed back on the table but this time is a sling shot shoots it at angle of 25 degrees with the table (horizontal) with an intial velocity of 1.55 m/s. c) Find the components of the initial velocity. d) What is the maximum height above the table the golf ball will reach?The black market sold Einstein a gun that is able to launch clumps of cookie dough. By accident einstein launches two clumps of cookie dough back to back vertically into the air. Launch speed was equivalent to 40m/s and time between launches = 5.5s. The cookie doughs collide and clump into 1 massive clump in the air and come back and clogg the gun. At what speed does the big clump enter the gun assuming both clumps were in mass. %3DA projectile is fired horizontally with an initial speed of 50 m/s. Neglect air resistance. What is the speed of the projectile 3 seconds after it is fired?
- If the horizontal component of a projectile's initial velocity is 5 m/s, after 4 seconds it will be:If a projectile is going up at 40 m/s how long will it take to reach the top?A marble rolls off the edge of a tabletop and then lands on the floor 80 cm away from the base of the table. If the table is 1.20 m high, what is the initial velocity of the ball?
- In order to kill a bird 25m up in the air, a boy uses his catapult to shoot a pebble vertically towards the bird. If the pebble is projected with inital speed of 20m/s by how much distance in meters will the pebble miss the bird?A tennis ball is kicked horizontally off the edge of a 33 m high building and lands a distance of 22 m from the edge of the building. What was the final horizontal velocity of the tennis ball, in m/s? Ignore air resistance.A potato launcher shoots a potato at an angle of 45°. If the potato land 8o0 meters from the launcher 8 seconds after it was launched, what is the vi horizontal part of the velocity? 45° dx O -565.7 m/s O 565.7 m/s O 100 m/s O 6400 m/s
- One rock is thrown upward with a speed of 8:0m=s from the ground while another rock is dropped simultaneously from a height of 8:0m from the ground. How long will it take for the rocks to collide?If a rocket is shot and lands 200m away, how long was it in the air if the initial velocity was 33 m/s and the angle is 75?A rock is thrown horizontally from the top of a cliff 90m high , with a horizontal speed of 30 m/s . With what velocity does the rock land?