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A 7 cm diameter pipe slowly narrows to 4.0 cm. If water flows via this pipe at a certain rate, the gauge pressure in such two sections is 30.0 kPa and 24.0 kPa, correspondingly. Determine the volume
An electron begins from rest 5.00 cm from the center of a uniformly charged sphere of radius 3.00 cm. When the sphere carries a net charge of 1.00 x 10-9 C, determine how fast will the electron be m
Assume that you wish for to produce a uniform wire out of 1.00 g of copper. When the wire is to encompass a resistance R = 0.500, and if all of the copper is to be employed. (i) Determine what will
The left ventricle of heart accelerates blood from rest to the velocity of +24cm/s. (i) When the displacement of the blood throughout the acceleration is +2.3 cm, find out its acceleration (in cm/s2).
The laser beam hits the mirror 1.70 m over the ground. Behind the laser is a wall, 2.70 m from the aperture where the laser light appears. At what height does the reflected beam hit the wall?
Determine the minimum magnetic field needed to keep it moving in a straight line at constant speed when there is a uniform electric field of magnitude 100 V/m pointing in the positive y-direction?
A neutron having mass m = 1.67 x 10-27 kg, is localized within a carbon nucleus having radius 5.8 fm (1 fm 10-15 m). Employ the uncertainty relations to compute a minimum (negative) potential energy f
The scattered photons encompass wavelengths λ' and energies E which depend on the scattering angle θ. (i) Determine at what angle θ are scattered photons with the smallest energy de
The coil of a generator consists of 50 loops having cross-sectional area of 0.25 m^2. What is the maximum emf produced by this generator when it is spinning with the angular velocity of around 4.0 r
Avoiding friction, determine how hard do you have to push tangentially to achieve this in 9.00 s? (Employ energy techniques and suppose a constant push on your part.)
Determine the ratio of the torque generated by this force in the truck to the torque generated in the car?
An urban legend is that there are spy satellites which can be employed to read license plates on cars on the ground. Find out the minimum size of the telescope aperture needed to read a license plat
Determine how does the angular momentum vary as the masses are retracted from the completely extended position?
A certain telescope consists of a 5.0 inch diameter and an objective lens having focal length 1250 mm. i) Determine the f-number of the lens?
When a typical eyeball is 2 cm long and consists of a pupil opening that can range from 2 to 6 mm, determine: i) The focal length of eye if focused on objects 1.0 m away.
Determine the magnitude of the athlete's average force on the shot throughout the acceleration stage?
After this base-ball bounces off the ground and it consists of the same angle and speed it had originally. Determine the impulse that was exerted to the baseball in kg•m/s
A marble of 10g is gently positioned on a horizontal tabletop which is 1.75 wide. i) Determine the maximum uncertainty in the horizontal place of the marble?
A hydrogen atom at rest in the laboratory produces the Lyman α radiation. (i) Calculate the recoil kinetic energy of the atom.
A cylindrical electromagnet comprises of a uniformly magnetized core encompasses a magnetization of around 1.6 x 106 A/m, surrounded by a coil 19 cm long having 2730 turns of wire carrying a current
The magnetization vector of magnet is primarily at an angle of 30° with the direction of the external field. Determine the magnetic torque applied on the magnet?
A radio station is permitted to broadcast at an average power not to surpass 26 kW. If electric field amplitude of 0.019 V/m is considered to be adequate for receiving the radio transmission, approx
The two train running opposite at a speed of 30Km/hour. Suppose that distance between the two train is 60Km at specific moment. A bird (flying speed 60 Km/Hour) flies from one train to the other. De
You can avoid the rotational motion of the earth and asteroid around the sun. When the mission fails, determine how many hours is it until the asteroid impacts the earth?
Charge q1 = 15.0 nC is positioned at 59.5 cm from charge q2, in the positive direction. When q2 consists of a charge of -37.0 nC and is at the origin. Determine the point (in cm) all along the strai