Study of tissue is called:
Study of tissue is called:
Microbiology | |
Histology | |
Anatomy | |
Morphology |
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Embryology is the study of:
Embryology is the study of:
Internal gross structure | |
Tissues | |
Development | |
Fossils |
The branch of biology which deals with the study of ancestral history of living organisms is called as:
The branch of biology which deals with the study of ancestral history of living organisms is called as:
Zoogeography | |
Heredity | |
Paleontology | |
Evolution |
The study of distribution of animals in nature is called:
The study of distribution of animals in nature is called:
Geography | |
Biodiversity | |
Zoogeography | |
Wild life |
The most suitable metal for making permanent magnet is:
The most suitable metal for making permanent magnet is:
Iron | |
Steel | |
Copper | |
Aluminium |
Domains are existed in:
Domains are existed in:
Semi-conductors | |
Diamagnetic materials | |
Paramagnetic materials | |
Ferromagnetic materials |
Which of the following has least hysteresis loop area:
Which of the following has least hysteresis loop area:
Soft iron | |
Lobalt | |
Wrought iron | |
Steel |
A solid having regular arrangement of molecules throughout its structure is called:
A solid having regular arrangement of molecules throughout its structure is called:
Polymeric solid | |
Amorphous solid | |
Crystalline solid | |
Glassy solid |
Soft magnetic material is:
Soft magnetic material is:
Iron | |
Copper | |
Sodium | |
Steel |
Above the curie temperature iron is:
Above the curie temperature iron is:
Diamagnetic | |
Not effected | |
Paramagnetic | |
Ferromagnetic |
The substance in which atom cooperates with each other in such a way so as to exhibit a strong magnetic field is called:
The substance in which atom cooperates with each other in such a way so as to exhibit a strong magnetic field is called:
Diamagnetic | |
Paramagnetic | |
Ferromagnetic | |
Non-magnetic |
Curie temperature iron is about:
Curie temperature iron is about:
378 K | |
0 K | |
750 K | |
1023 K |
Curie temperature for iron is:
Curie temperature for iron is:
730oC | |
780oC | |
750oC | |
710oC |
After curie temperature, iron is:
After curie temperature, iron is:
Magnetic | |
Ferromagnetic | |
Diamagnetic | |
Paramagnetic |
A single domain in ferromagnetic substance contains nearly.
A single domain in ferromagnetic substance contains nearly.
1012?1020 | |
1012?1016 | |
108?109 | |
1015?1020 |
In extrinsic semiconductors doping is of the order of:
In extrinsic semiconductors doping is of the order of:
1 atom to 108 | |
1 atom to 106 | |
1 atom to 103 | |
1 atom to 104 |
The critical temperature of mercury is:
The critical temperature of mercury is:
7.2 K | |
3.72 K | |
4.2 K | |
1.18 K |
The critical temperature of Aluminum is:
The critical temperature of Aluminum is:
1.18 K | |
3.72 K | |
8.2 K | |
7.2 K |
A material which is insulator at 0 K and conduct at room temperature is:
A material which is insulator at 0 K and conduct at room temperature is:
Germinium | |
Polythene | |
Silver | |
Lead |
Minority carriers in p-types, substances are:
Minority carriers in p-types, substances are:
Portions | |
Protons | |
Electrons | |
Holes |