Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
A spelunker is survey a cave. She follows a passage which takes her a distance 177 straight west, then a distance 216 in a direction 45.0 east of south, then a distance 289 at 30.0 east of north. Af
A strong lightning bolt transfers around 25 C to Earth. (i) Determine how many electrons are transferred?
When car A approaches at 4.50m/s and car B is moving at 3.70m/s, compute (i) their velocities subsequent to the collision, and (ii) the change in momentum of each.
A uniform thin rod of mass M and length l is hanged freely from one end. It is pulled to the side at an angle θ and free. When friction can be ignored, determine its angular velocity and the s
Describe and employ equations: a) For a fixed resistance R; determine how does the current I differ with the voltage V?
An ice puck of 0.450 kg, moving east having a speed of 3.00m/s, has a head-on collision with a puck of 0.900 kg initially at rest. Supposing a perfectly elastic collision, determine the speed and di
A current generate a magnetic field of magnitude 5 µT at distance 0.03 m from a long, straight wire. Determine the distance from the wire with this current where the magnitude of the magnetic
A truck of 4000 kg is parked on a 15 degree slope. Determine how big is the friction force on the truck? Determine the coefficient of static friction.
Supposing that he stops just as he reaches the bottom of the water and approximate his mass to be 80 kg, determine the magnitudes of the impulse on him from the water.
A circular coil of wire having 30 turn consists of a diameter of 1.18 m. It is located with its axis all along the direction of Earth’s magnetic field of 31.5 µT, and then in 0.317 s it
The shaft of a pump begins from rest and consist of an angular acceleration of 3.00 rad/s2 for 18.0 s. At the end of the interval, determine the angular speed of shaft? Determine the angular displac
The asteroid Icarus, though merely a few hundred meters across, orbits the Sun similar to the other planets. Its period is around 410 days. Determine its mean distance from the Sun?
The tires of a car form 85.0 revolutions as the car decreases its speed uniformly from 90.0 km/hr to 60.0 km/hr. The tires encompass a diameter of 0.90 m. Determine the angular acceleration? When th
A small space probe is place into the circular orbit about a newly discovered moon of Saturn. The radius of moon is known to be 550 km. When the probe orbits at a height of 1500 km above the surface
A child moves having a speed of 1.50 m/s if 9.0 m from the center of a merry-go-round. Compute the centripetal acceleration of the child and the total horizontal force applied on the child (m = 25.0
Determine the speed and direction of the wrecked vehicles just following the collision, supposing external forces can be avoided.
A fullback of 90.0 kg is running 5.00 m/s and is strike by a tackler. The fullback rebounds backward having a speed of 0.50 m/s. i) Determine the impulse delivered to the fullback?
If the block is free it moves horizontally with no friction till it launches off the edge of a table 0.53 m above the ground. Determine the horizontal distance covered by the block throughout its fa
A child of 22.0 kg descends a slide 5.00 m high and reaches the bottom having a speed of 2.50m/s. Determine how much energy was vanished due to friction?
Supposing no friction, compute the speed at the ground level, at a point 25.0 m above the ground and a point 12.0 m above the ground level. (Employ energy relations to resolve.)
Given that the coefficient of kinetic friction among the first mass and the horizontal table-top is 0.450, determine the speed of the blocks just before the second block lands. (Employ energy relati
The effective coefficient of kinetic friction is 0.40. Compute the force applied by the man, the work done by the man on the piano, the work done by the friction force, the work done by the force of
Four point charges of +11 µC are at the corners of the square of side 2 m. Determine the potential at the center of the square (relative to the zero potential at infinity) for each of the give
The rope of Negligible Mass A rope, supposed mass less, is stretched horizontally among two supports which are 3.20 m apart. If an object of weight 3085 N is suspend at the center of the rope, the r
A satellite is in the circular orbit 7.37x10^6m away from earth's center. The acceleration of gravity at the altitude of satellite is 7.34616 m/s^2. The velocity at which the satellite is traveling