Which are the high-temperature superconductors? -Do You Know?

Which are the high-temperature superconductors? -Do You Know?
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Superconductors are those elements – (1) Whose conductivity is intermediate between metals and insulators (2) Whose resistance falls almost to zero at very low temperature (3) Which conduct electricity only at super-high temperature (4) Which conduct electricity only, at super-high temperatures

Description : Superconductors are those elements – (1) Whose conductivity is intermediate between metals and insulators (2) Whose resistance falls almost to zero at very low temperature (3) Which conduct electricity only at super-high temperature (4) Which conduct electricity only, at super-high temperatures

Last Answer : (2) Whose resistance falls almost to zero at very low temperature Explanation: Superconductivity is a phenomenon of exactly zero electrical resistance and expulsion of magnetic fields occurring in ... lines from the interior of the superconductor as it transitions into the superconducting state.

Which are the high-temperature superconductors?

Description : Which are the high-temperature superconductors?

Last Answer : Ceramic oxides

High-temperature superconductors have been in the news lately. These materials become superconductive at temperatures around w) 200 degrees Fahrenheit x) 100 degrees Fahrenheit y) -150 degrees Fahrenheit z) -350 degrees Fahrenheit

Description : High-temperature superconductors have been in the news lately. These materials become superconductive at temperatures around w) 200 degrees Fahrenheit x) 100 degrees Fahrenheit y) -150 degrees Fahrenheit z) -350 degrees Fahrenheit

Last Answer : ANSWER: Z -- -350 DEGREES FAHRENHEIT  

For a dielectric which of the following properties hold good? a) They are superconductors at high temperatures b) They are superconductors at low temperatures c) They can never become a superconductor d) They have very less dielectric breakdown voltage

Description : For a dielectric which of the following properties hold good? a) They are superconductors at high temperatures b) They are superconductors at low temperatures c) They can never become a superconductor d) They have very less dielectric breakdown voltage

Last Answer : b) They are superconductors at low temperatures

Dielectric constant will be high in a) Conductors b) Semiconductors c) Insulators d) Superconductors

Description : Dielectric constant will be high in a) Conductors b) Semiconductors c) Insulators d) Superconductors

Last Answer : c) Insulators

Superconductors are those elements (1) Whose conductivity is intermediate between metals and insulators (2) Whose resistance falls almost to zero at very low temperatures (3) which turn into insulators at very low temperatures (4) which conduct electricity only at super-high temperatures

Description : Superconductors are those elements (1) Whose conductivity is intermediate between metals and insulators (2) Whose resistance falls almost to zero at very low temperatures (3) which turn into insulators at very low temperatures (4) which conduct electricity only at super-high temperatures

Last Answer : Whose resistance falls almost to zero at very low temperatures

What is Using superconductors to build computers is an example of?

Description : What is Using superconductors to build computers is an example of?

Last Answer : technology

Mention the uses of superconductors.

Description : Mention the uses of superconductors.

Last Answer : a) Superconductors are used in powerful electromagnets. b) High temperature super conductors are used in microwave devices. c) Superconductor magnets are used in Magnetic Resonance Imaging (MRI)

What are superconductors? Give example.

Description : What are superconductors? Give example.

Last Answer : The materials which show property of superconductivity are called superconductors. Example: Mercury, oxide of compound of Lanthanum, Barium and copper.

Superconductors exhibit which of the following properties? a) Ferromagnetism b) Polarisation c) Diamagnetism d) Ferrimagnetism

Description : Superconductors exhibit which of the following properties? a) Ferromagnetism b) Polarisation c) Diamagnetism d) Ferrimagnetism

Last Answer : c) Diamagnetism

Holes are majority carriers in (A) P-type semiconductors. (B) N-type semiconductors. (C) Insulators. (D) Superconductors.

Description : Holes are majority carriers in (A) P-type semiconductors. (B) N-type semiconductors. (C) Insulators. (D) Superconductors.

Last Answer : (A) P-type semiconductors.

Ceramics are good (A) insulators. (B) conductors. (C) superconductors. (D) semiconductors.

Description : Ceramics are good (A) insulators. (B) conductors. (C) superconductors. (D) semiconductors.

Last Answer : (A) insulators.

Materials exhibiting zero value of resistivity are known as ______ . (a) conductors (b) semiconductors (c) insulators (d) superconductors

Description : Materials exhibiting zero value of resistivity are known as ______ . (a) conductors (b) semiconductors (c) insulators (d) superconductors

Last Answer : (d) superconductors

Consider the following statements : 1. Superconductors exhibit normal conductivity behaviour above ...

Description : Consider the following statements :  1. Superconductors exhibit normal conductivity behaviour above a transition temperature Tc.  2. Superconductors lose their superconducting nature in an external magnetic field, provided the external magnetic ... b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3

Last Answer : Consider the following statements :  1. Superconductors exhibit normal conductivity behaviour above a transition temperature Tc.  2. Superconductors lose their superconducting nature in an external magnetic field, provided the external ... (b) 1 and 3 only (c) 2 and 3 only (d) 1, 2 and 3

Which of the following are associated with soft superconductors ?

Description : Which of the following are associated with soft superconductors ?  1. Silsbee's rule 2. Meissner effect 3. Faraday rotation 4. Curie -Weiss law

Last Answer : 1. Silsbee's rule 2. Meissner effect 3. Faraday rotation 4. Curie -Weiss law 1 and 2 only

Superconductors are becoming popular for use in?

Description : Superconductors are becoming popular for use in?

Last Answer : Superconductors are becoming popular for use in generating very strong magnetic field.