This topic contains a solution. Click here to go to the answer

Author Question: A pendulum clock has a pendulum shaft made of aluminum which has a coefficient of linear expansion ... (Read 88 times)

nautica902

  • Hero Member
  • *****
  • Posts: 591
A pendulum clock has a pendulum shaft made of aluminum which has a coefficient of linear expansion of 24.0  10-6 K-1. At 22C the period of swing of the pendulum is 1.00 s.
 
  If the temperature is reduced to 5C, how much time does the clock gain or lose in one day? A) It gains 18 s per day.
  B) It loses 18 s per day.
  C) It gains 9.0 s per day.
  D) It loses 9.0 s per day.
  E) It neither gains nor loses time.

Question 2

A circular loop of wire of cross-sectional area 0.12 m2 consists of 200. turns, each carrying 0.50 A. It is placed in a magnetic field of 0.050 T oriented at 30 to the plane of the loop. What torque acts on the loop?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

nekcihc358

  • Sr. Member
  • ****
  • Posts: 327
Answer to Question 1

A

Answer to Question 2

0.52 N-m




nautica902

  • Member
  • Posts: 591
Reply 2 on: Jul 29, 2018
Excellent


bigsis44

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Warfarin was developed as a consequence of the study of a strange bleeding disorder that suddenly occurred in cattle on the northern prairies of the United States in the early 1900s.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

For a complete list of videos, visit our video library