Physics

A spaceship encounters a single plane of charged particles, with the charge per unit area equal to . ...

Started by asmith134

For the circuit in Figure 1, assume ideal diodes. The average voltage you should observe across RL is

Started by bobthebuilder

A conducting rod with a square cross section (3.0 cm 3.0 cm) carries a current of 60 A that is ...

Started by sdfghj

If a = 60 cm, b = 80 cm, Q = 6.0 nC, and q = 4.0 nC, what is the magnitude of the electric field at point P?

Started by burchfield96

Exhibit 16-1The figure below shows a sine wave at one point of a string as a function of time. Use ...

Started by audragclark

At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 F, = 50 V, and R = 10 k, ...

Started by armygirl

A 500-g firework explodes into two pieces of equal mass at an instant when it is traveling straight ...

Started by Pea0909berry

A long solenoid (n = 1200 turns/m, radius = 2.0 cm) has a current of a 0.30 A in its winding. A long ...

Started by gbarreiro

Each 2.0-m length of a long cylinder (radius = 4.0 mm) has a charge of 4.0 nC distributed uniformly ...

Started by imanialler

A proton of mass m is at rest when it is suddenly struck head-on by an alpha particle (which ...

Started by Mimi

A skier weighing 0.80 kN comes down a frictionless ski run that is circular (R = 30 m) at the ...

Started by jhjkgdfhk

A bicycle pump contains air at one atmosphere and 0C. As the tire is pumped up, the volume of air ...

Started by karlynnae

A 5.0-kg mass with an initial velocity of 4.0 m/s, east collides with a 4.0-kg mass with an initial ...

Started by abc

A long solenoid (1500 turns/m) carries a current of 20 mA and has an inside diameter of 4.0 cm. A ...

Started by madam-professor

A 6.0-kg object moving 2.0 m/s in the positive x direction has a one-dimensional elastic collision ...

Started by geoffrey

A 1.5-kg object moving along the x axis has a velocity of +4.0 m/s at x = 0. If the only force ...

Started by Arii_bell

The circuit below shows three resistors in series. R3>R2>R1. The resistors are all made of the same ...

Started by RRMR

Four identical point charges (+4.0 C) are placed at the corners of a square which has 20-cm sides. ...

Started by washai

Determine R when I = 0.20 A and = 18 V.

Started by asmith134

A 100-kg nonuniform boom that is 6.0 m long is loosely pinned at the pivot at P. A 600-kg concrete ...

Started by rl

The diagrams below show forces of magnitude F applied to an equilateral triangular block of uniform ...

Started by a0266361136

An 8 000-kg aluminum flagpole 100-m high is heated by the sun from a temperature of 10C to 20C. Find ...

Started by cdr_15

Tuning forks #1, #2, and #3 each have slightly different frequencies.When #1 and #2 are sounded ...

Started by Themember4

Two cannonballs are dropped from a second floor physics lab at height h above the ground. Ball B has ...

Started by crobinson2013

A flat rectangular loop of wire is placed between the poles of a magnet, as shown in the figure. It ...

Started by FButt