This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: A tungsten wire is used to determine the melting point of indium. The resistance of the tungsten ... (Read 48 times)

c0205847

  • Hero Member
  • *****
  • Posts: 531
on: Jul 28, 2018
A tungsten wire is used to determine the melting point of indium. The resistance of the tungsten wire is 6.000 W at 20C and increases to 9.700 W as the indium starts to melt. atungsten = 4.50  10-3 (C)-1 . What is the melting temperature of indium?
 a. 351C
  c. 132C
  b. 731C
  d. 157C

Question 2

The water behind Grand Coulee Dam is 1200 m wide and 160 m deep. Find the hydrostatic force on the back of the dam. (Hint: the total force = average pressure  area)
 a. 5.2  109 N
  c. 13.2  1010 N
  b. 8.8  1010 N
  d. 15.1  1010 N


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

sultansheikh

  • Sr. Member
  • ****
  • Posts: 335
Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

D


c0205847

  • Member
  • Posts: 531
Reply 2 on: Jul 28, 2018
:D TYSM

connor417

  • Member
  • Posts: 329
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

An example of horizontal gene transfer: antibiotic resistance An example of horizontal gene transfer: antibiotic resistance
Ulysses S. Grant poses at City Point, Virginia, during the siege of Petersburg. Ulysses S. Grant poses at City Point, Virginia, during the siege of Petersburg.
On some engines, it is necessary to watch the direction the rotor is pointing to help determine how ... On some engines, it is necessary to watch the direction the rotor is pointing to help determine how ...
Connect a fused jumper wire to supply 12 volts to terminal 86 and a ground to terminal 85 of the ... Connect a fused jumper wire to supply 12 volts to terminal 86 and a ground to terminal 85 of the ...
How to determine an exponential relation from a table of values How to determine an exponential relation from a table of values
Calculate the distance from point R(17,5) to the line ... Round to the nearest tenth of a Calculate the distance from point R(17,5) to the line ... Round to the nearest tenth of a
Video: Blood Test Basics

For a complete list of videos, visit our video library