Describe the roles of fillers plasticizers and stabilizers, Ask an Expert

Academics

Q1. Describe the roles of fillers, plasticizers and stabilizers in polymer processing.

Q2. A sphere of 100 mm diameter is to be coated with the chromium from a solution having chromium in the six valent (hexavalent) state. How much time would be required to produce a coating 20 µm thick if:

a) Current is 20 A.

b) The cathodic efficiency is 15%.

Atomic weight and density of chromium are 52 and 7.2 gcm^–3correspondingly.

View complete question

Physics, Academics

Category:- Physics
Reference No.:- M99887

Have any Question?Write your Review or question?

Related Questions in Physics

Question your roommate is working on his bicycle and has

Question: Your roommate is working on his bicycle and has the bike upside down. He spins the 62cm -diameter wheel, and you notice that a pebble stuck in the tread goes by three times every second. What is the pebble's sp ...

Question oxygen gas o2 has a molar mass of about 320 gmol

Question: Oxygen gas (O2) has a molar mass of about 32.0 g/mol, and hydrogen gas (H2) has a molar mass of about 2.00g/mol. Calculate (a) the rms speed of an oxygen molecule when the temperature is 300 K, and (b) the rms ...

Question it is proposed that future space stations create

Question: It is proposed that future space stations create an artificialgravity by rotating. Suppose a space station is constructed as a1000-m-diameter cylinder that rotates about its axis. The insidesurface is the deck ...

Question a tank whose bottom is a mirror is filled with

Question: A tank whose bottom is a mirror is filled with water to a depth of 19.4 . A small fish floats motionless 7.10 under the surface of the water. Part A) What is the apparent depth of the fish when viewed at normal ...

What is the ideal speed to take a 80 m radius curve banked

What is the ideal speed to take a 80 m radius curve banked at a 30.0° angle?

Question suppose an earthquake shakes you with a frequency

Question: Suppose an earthquake shakes you with a frequency of 9.5 Hz as it passes and continues on to another city 75 km away, which it reaches in 15 s. What is the wavelength of the earthquake, in meters? The response ...

Question your physics textbook is sliding to the right

Question: Your physics textbook is sliding to the right across the table. Part A Identify all forces acting on the object and draw a free-body diagram. Draw the vectors starting at the black dot. The location and orienta ...

Question a point charge q1 240 icircfrac14c is held

Question: A point charge q1 = +2.40 Î¼C is held stationary at the origin. A second point charge q2 = -4.30 Î¼C moves from point a (x = 0.150 m, y =0) to point b (x = 0.250 m, y = 0.250 m). What is the electric potential ...

Question a proton is released from rest at the positive

Question: A proton is released from rest at the positive plate of a parallel-plate capacitor. It crosses the capacitor and reaches the negative plate with a speed of 50,000 m/s. What will be the final speed of an electro ...

A car accelerates down a hill going from the rest to 300 ms

A car accelerates down a hill, going from the rest to 30.0 m/s in 6.00 s. A toy inside the car hangs by a string from the car's ceiling. The ball in the figure represents the toy, of the mass 0.200 kg. The acceleration u ...

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