1) A baseball pitcher makes a big mistake and throws the ball straight up. If it reaches a maximum height of 15 m find. a) the initial velocity he threw it up with. b) the total time the ball spent in the air. c) the ball's average velocity on the way up to the top. d) the ball's velocities when its displacement was equal to 8.0 m. e) the times when the ball was 8,0 m above the ground.

Q: A hockey puck of mass 150 g is sliding south along the ice and slows at a rate of 1.2 m/s°. What is ...

A:

Q: The only parameter that is common in horizontal and linear motion in a projectile is A. Range B. Max...

A: In horizontal motion object move with a linear speed for a time period to cover a range (distance) W...

Q: roblem 23.50 Part A The image distance for the lens of a person's eye is 2.100 cm. Determine the foc...

A:  The Lens formula is, 1f= 1v+1u Where u is object distance. v is image distance f is the focal lengt...

Q: Assume a leg has 1.1m shaft of bone with an average cross-section area of 3.3cm2. What is a mount of...

A:

Q: A wingsuit flyer weighing 90 kg (including equipment) climbs at the peak of a mountain. He jumps wit...

A: Before the opening of webbing sleeve there are two forces acting on the wingsuit flyer i.e 1. Gravit...

Q: Determine the absolute potential in the air at the distance of 80 m from a point charge of 50 nC.

A:

Q: If the brakes on a car give the car a constant negative acceleration of 2k m/s^2, where k is a posit...

A: the brakes on a car give the car a constant negative acceleration of 2k m/s^2, where k is a positive...

Q: what happens to the current passing through an ohmic material if its temperature is increased?

A:

Q: In the figure below (which is not to scale) the lens creating the real, inverted image is not shown....

A:

Q: A 1.56 µF capacitor is connected as in the figure to an ac generator with &m = 30.0 V. What is the a...

A: Em = 30 V C = 1.56 μF   

Q: part 1 of 1 10 points Four blocks are on a frictionless horizontal surface. The bocks are connected ...

A:

Q: I need help finding the answer please

A: Given :  m= 1.75 kg, kinetic friction coefficient = 0.334 F = 11N, θ=28.2°, d=14.4 m

Q: Determine the magnitude of force at the pin A and in the cable BC needed to support the 500-lb load....

A:

Q: A light ray passes through a glass lens, shown in cross section in the figure below. Find the angle ...

A:

Q: A museum of modern art is displaying an irregular 426-N sculpture by hanging it from two thin vertic...

A:

Q: What is the net electric force on q1 due to q2 and q3? A. 1.4 x 10 -3 N                     C. 1.4 x...

A:

Q: Part A You place a 30-cm focal length convex lens at a distance of 50 cm in front of a concave lens ...

A:

Q: A centrifugal pump operating under steady flow conditions delivers 2270 kg/min of water from an init...

A:

Q: FOR NUMBER 21 – 22: Two blocks A and B have masses of 2 kg and 6 kg, respectively, and are in contac...

A:

Q: Calculate, in Newtons/Coulomb,  the strength of the electric field produced by a particle with 0.802...

A:

Q: Part A A parallel-plate air capacitor with a capacitance of 232 pF has a charge of magnitude 0.152 u...

A:

Q: ctivity 3: Calculations Direction: Calculate the following problems and show your solutions on the w...

A: Please note : As per answering guidelines I can answer the first question only. Since, this is not a...

Q: The motorcycle has a mass of 0.5 Mgand a negligible size. It passes point A traveling with a speed o...

A:

Q: 1. A man drives his Ford Territory down a straight road at 5.2km at 40kph then he ran out of gas. Th...

A: Given DataD1=5.2kmV1=40kph=40km/hrD2=2.5kmT2=30min

Q: When there is temperature difference between two systems, there will be a transfer of thermal energy...

A: Heat transfer depends on temperature difference between two objects .

Q: What would you observe if you made the slit separation very very large (assuming you still had a coh...

A: In the single-slit diffraction experiment, we can observe the bending phenomenon of light or diffrac...

Q: The law that states that net force must be equal to zero for a body to be at rest or in the state of...

A: The law that states that net force must be equal to zero for a body to be at rest or in the state of...

Q: If the brakes on a car give the car a constant negative acceleration of 2k m/s2, where k is a positi...

A: The brakes on a car give the car a constant negative acceleration,  a=-2k m/s2, where k is a positiv...

Q: To check the radius of a railroad curve, the effect of a 40-N weight is observed to be 41.400N on a ...

A: Calculate the mass of the object. m=Wg=40 N×1 kg· m/s21 N9.8 m/s2=4.081 kg Here, W is the value of t...

Q: A bag of sugar weighs 5lb on Earth. What would it weigh in newtons on the moon, where the free fall ...

A: Weighs (W) = 5 lb 1 lb = 0.454 kg W = mg m = mass of the bag Gravitational acceleration at moon  gm ...

Q: As shown below, a square loop of wire of side a moves through a uniform magnetic field of magnitude ...

A:

Q: A heavy crate is pushed across a rough surface. The force that is ultimately responsible for the cra...

A: Given:

Q: Two ships A and B leave a port at noon. Ship A travels north at 6 km/hr and ship B travels east at 8...

A: Given: The velocity of ship A is 6 km/h in the north direction. The velocity of ship B is 8 km/h in ...

Q: If the brakes on a car give the car a constant negative acceleration of 2k m/s2, where k is a positi...

A:

Q: A tetherball of mass 3 kg is suspended from a rope of length 5.0 m and travels a circle of radius 3....

A:

Q: 4. An object is spinning at a constant velocity of 1000°/s. If it spins for 1.6 seconds, what is the...

A: Given value--- angular speed = 1000 • /sec. time = 1.6 sec. We have to find--- angular Distance ?

Q: 5. If two resistors are connected in series their equivalent resistance is 200.0 ohms and if the two...

A:

Q: An 8 metric ton elevator is pulled by a cable. Determine the tension in the cable if the elevator ac...

A:

Q: 1. Write Good if the statement is True else write Bad if the statement is false. a) Newton’s Second ...

A:

Q: 2. Write the equation to calculate the energy levels for a hydrogen atom

A:

Q: A microscope objective with a magnification of 20 is used in a microscope with a magnification of 56...

A: Given value--- total magnification M = 56 . magnification of objective m0 = 20 . near point of eye ...

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

A:

Q: The elastic modulus of dentin is equal to elastic modulus of enamel

A:

Q: Given that a particle's potential energy is described by the function U(x) = (-1.47)x3 + (2.32)x6 + ...

A:

Q: (part 1 of 3) A person with a nearsighted eye has near and far points of 10 cm and 23 cm, respective...

A: The lens is placed at a distance d=2.7 cm from the lens. The person with near sightedness has near a...

Q: 1. Multiply the Following Vectors using cross Product method. W = i xP F = ( 5i +3j – 8 k) N * = (2i...

A:

Q: A ball is thrown vertically upward from the top of a tree which has a height of 112 feet. If it was ...

A: Given that:- A ball is thrown vertically upward from top of tree with speed 96fps.

Q: A person has a near-point of 25.5 cm. They view an object through a microscope with a relaxed eye. T...

A:

Q: A skateboarder riding on a level surface at a constant speed of 10 ft/s throws a ball in the air str...

A:

Q: In a motion along a projectile, which among this statement is WRONG? A. Break the components in to t...

A: In a motion along Projectile there are two velocity one along horizontal and one along vertical so w...

Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.