Name any two devices in which electromagnets are used
Asked by admin @ in Physics viewed by 351 People
Name two device in which electromagnetic are used and two devices where permanent magnet are used?
Answered by admin @
Answer:
Device which use electromagnets:
1) electric bell
2) railway signal
Device which use permanent magnets:
1) speakers
2) compass
Similar Questions
Name any two devices used to harness solar energy
Asked by admin @ in Social Sciences viewed by 332 persons
Name any two devices used to harness solar energy?
Name two metals which are used to make jewellery
Asked by admin @ in Science viewed by 370 persons
Name two metals which are used to make Jewellery
Name two chemicals used to disinfect water class 7
Asked by admin @ in Environmental Sciences viewed by 418 persons
Name two chemicals used to disinfect water.
NCERT Solutions for Class 7th Science Chapter 18 Wastewater Story Page 228 Exercise Question 7
Name two industries that use high quantity of coal
Asked by admin @ in Geography viewed by 330 persons
Name two industries that use high quantity of coal
Name two areas where helicopter services may be used
Asked by admin @ in Geography viewed by 432 persons
Name any two areas where helicopter services must be used
Name any two medicinal plants and write their uses
Asked by admin @ in Geography viewed by 338 persons
Name any three medicinal plants with their uses explain
Name two chemical compounds used in treatment of cancer
Asked by admin @ in Chemistry viewed by 362 persons
Name the two chemical compounds used in treatment of cancer
Name a device which is used for electrolysis of water
Asked by admin @ in Science viewed by 427 persons
Name a device used for electrolysis of water?
Name at least two benefits of using models in science
Asked by admin @ in Chemistry viewed by 336 persons
Name at least two benefits of using models in science.
Name at least two limitations of using models in science
Asked by admin @ in Physics viewed by 357 persons
Name at least two limitations of using models in science.
Name the device used for producing electric current
Asked by admin @ in Science viewed by 317 persons
What is the name of the device used to generating electric current
The name of the device used to measure blood pressure
Asked by admin @ in Physics viewed by 293 persons
Name the instrument used to measure blood pressure
Name some devices in which electric motor is used
Asked by admin @ in Physics viewed by 289 persons
Name some devices in which electric motors are used ?
Name two salts used in black and white photography
Asked by admin @ in Chemistry viewed by 302 persons
Name two salts used in black and white photography . give reactions when they are exposed to light ?
Which device is used to connect two different networks
Asked by admin @ in Computer Science viewed by 434 persons
Which device is used to connect two different types of networks
Most viewed questions in Physics
Jeevandeep health and physical education std 10 answers pdf
Asked by admin @ in Physics viewed by 11074 persons
Hc verma physics class 9 solutions of describing motion
Asked by admin @ in Physics viewed by 2673 persons
Base area and stability of some objects with different shapes
Asked by admin @ in Physics viewed by 1533 persons
Which of the following statements about safe lifting are correct
Asked by admin @ in Physics viewed by 1518 persons
A rocket of mass m is launched straight up with thrust f⃗ thrust.
Asked by maham237 @ in Physics viewed by 1317 persons
A hair dryer with a resistance of 9.6 ohms operates at 120 volts for 2.5 minutes. the total electrical energy used by the dryer during this time interval is
Asked by maham237 @ in Physics viewed by 1206 persons
Mind map for light reflection and refraction class 10
Asked by admin @ in Physics viewed by 1149 persons
The african cicada is the world's loudest insect, producing a sound intensity level of 107 db at a distance of 0.50 m. what is the intensity of its sound (in w/m2) as heard by someone standing 3.1 m away? express your answer in watts per meter squared.
Asked by maham237 @ in Physics viewed by 1101 persons
A 5.8 x 10 4 watt elevator motor can lift
Asked by maham237 @ in Physics viewed by 1082 persons