1 if the 0150 mm diameter tungsten filament in a light bulb, Ask an Expert

Academics

1. If the 0.150 mm diameter tungsten filament in a light bulb is to have a resistance of 0.300 omegacap.gif at 20.0°C, how long should it be?

2. What current flows through a 2.55 cm diameter rod of pure silicon that is 19.0 cm long, when 1000 V is applied to it?

View complete question

Physics, Academics

Category:- Physics
Reference No.:- M91708651

Have any Question?Write your Review or question?

Related Questions in Physics

Question the outstretched hands and arms of a figure skater

Question: The outstretched hands and arms of a figure skater preparing for a spin can be considered a slender rod pivoting about an axis through its center . When his hands and arms are brought in and wrapped around his ...

Question a research submarine has a 40-cm-diameter window

Question: A research submarine has a 40-cm-diameter window that is 8.1 cm thick. The manufacturer says the window can withstand forces up to 1.2 x 10 6 N. What is the submarine's maximum safe depth in salt water? The pre ...

Swimming at 150 ms relative to still water a swimmer heads

Swimming at 1.50 m/s relative to still water, a swimmer heads directly across a river of width 80 m. He arrives 45.0 m downstream from the point directly across the river from his starting point. (a) What is the speed o ...

A high-speed train is built to be 600 m long the train is

A high-speed train is built to be 600 m long. The train is passing through a 500 m long tunnel. a. At what speed, according to an observer on the ground, the train will be just completely covered by the tunnel at one ins ...

Question a parallel-plate air capacitor has a capacitance

Question: A parallel-plate air capacitor has a capacitance of 920 pF. The charge on each plate is 3.90 Î¼C. A) What is the potential difference between the plates? Express your answer in kV. B) If the charge is kept cons ...

Question three odd-shaped blocks of chocolate have the

Question: Three odd-shaped blocks of chocolate have the following masses and center-of-mass coordinates: (1) 0.300kg , (0.300 m, 0.300 m); (2) 0.400kg , (0.200 m, -0.400 m); (3) 0.200 kg , (-0.300m , 0.600 m). Find the x ...

Question a pendulum has a period of 177 s on earthpart a

Question: A pendulum has a period of 1.77 s on Earth. Part A: What is its period on Mars, where the acceleration of gravity is about 0.37 that on Earth? Express your answer to two significant figures and include the appr ...

Question a projectile is fired with speed v0 at an angle

Question: A projectile is fired with speed v0 at an angle Î¸ from the horizontal as shown in the figure (Figure 1) . Part A Find the highest point in the trajectory, H. Part B: What is the range of the projectile, R? Par ...

An object moves with constant acceleration 445 ms2 and over

An object moves with constant acceleration 4.45 m/s^2 and over a time interval reaches a final velocity of 10.0 m/s. If its original velocity is 5.00 m/s, what is its displacement during the time interval? What is the di ...

Question a small block is attached to an ideal spring and

Question: A small block is attached to an ideal spring and is moving in SHM on a horizontal, frictionless surface. The amplitude of the motion is 0.300mand the period is 3.39s . Part A: What is the acceleration of the bl ...

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Physics Expert