Description : Which of the following statements about the physical properties of metal is not correct? (a) All metals are solid except mercury (b) Most metals are hard except sodium and potassium (c) Metals are not malleable (d) Most metals are ductile
Last Answer : Ans:(c)
Description : A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process? (A) Flow rate of inlet air (B) Relative humidity of outlet air (C) Humidity of inlet air (D) Temperature of the solid
Last Answer : (D) Temperature of the solid
Description : Reaction between X and Y forms compound Z. X loses electron and Y gains electron. Which of the following properties is not shown by Z? A) Has high melting point B) Has low melting point C) Conducts electricity in molten state D) Occurs as solid
Last Answer : B) Has low melting point
Description : The uniformity of a gas fluidised bed depends upon the __________ of the solid particles. (A) Size (B) Surface properties (C) Both (A) and (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) and (B)
Description : The third law of thermodynamics states that the (A) Heat capacity of a crystalline solid is zero at absolute zero temperature (B) Heat transfer from low temperature to high temperature source is ... without external work (C) Gases having same reduced properties behaves similarly (D) None of these
Last Answer : (A) Heat capacity of a crystalline solid is zero at absolute zero temperature
Description : Which of the following properties of a solid is not dependent on crystal imperfection? (A) Ductility (B) Semi-conductivity (C) Melting point (D) Yield stress
Last Answer : (C) Melting point
Description : Which one of the following best defines the word allotropes ? A Different structural forms of an element B A pair of substances that differ by H+ C Elements that possess properties intermediate between ... a specific number of neutrons E The different phases (solid, liquid or gas) of a substance
Last Answer : A Different structural forms of an element
Description : What is the thermal properties of matter ?
Last Answer : The special properties of matter are used to measure temperature. The religion of matter which changes regularly due to the difference in temperature and which can be easily and precisely determined by ... , the resistance of a conductor varies with temperature , so resistance is a thermal property.
Last Answer : Resistance is the thermal nature of matter.
Description : What are the properties of electrically conductive matter ?
Last Answer : Characteristics are 1) High electrical conductivity 2) High tensile strength 3) Must be cheap in price 4) Should not be brittle.
Description : How properties help it identify matter?
Last Answer : What a matterA pice of coal
Description : What are the three properties of molecules of a matter?
Last Answer : Feel Free to Answer
Description : Structure and properties of matter?
Last Answer : Hhhh
Description : What are the properties of dark matter?
Last Answer : Mainly that dark matter interacts with dark matter and with normal matter via the gravitational force; and that it DOES NOT interact with normal matter via any other known force. Or, if there is any interaction, it does so to such a small extent that it hasn't been possible to detect this so far.
Description : Curie point is the temperature at which (1) Matter becomes radioactive (2) A metal loses magnetic properties (3) A metal loses conductivity (4) Transmutation of metal occurs
Last Answer : (2) A metal loses magnetic properties Explanation: In physics and materials science, the Curie temperature (TO, or Curie point, is the temperature at which a ferromagnetic or a ... in piezoelectric materials to refer to the temperature at which spontaneous polarization is lost on heating.
Description : The soul of chemistry is dealing with------? A. Internal structural changes in matter B. Composition of matter C. Properties of matter D. Composition and properties of matter (Answer)
Last Answer : D. Composition and properties of matter (Answer)
Description : Curie point is the temperature at which (1) Matter becomes radioactive (2) A metal loses magnetic properties. (3) A metal loses conductivity (4) Transmutation of metal occurs.
Last Answer : A metal loses magnetic properties.
Description : What kind of matter are black holes made up of, Solid, Liquid, Gas or Plasma? -Space
Last Answer : An object isn't necessarily heated to a plasma when it falls into a black hole. With quasars matter spirals down towards the event horizon so both it's speed and density increases, but this ... accretion disk is present) and is not anything specifically related to the presence of an event horizon.
Description : How the particle theory of matter to explain how sedimentation tanks help to remove solid wastes?
Last Answer : Need answer
Description : What is a matter changing from a solid to a liquid called?
Last Answer : This change is called melting.
Description : What is the point at which matter changes from a solid in a liquid?
Last Answer : This is the melting point.
Description : The non-clog pump which permits solid matter to pass out with the liquid sewage, is A. Centrifugal pump B. Reciprocating pump C. Pneumatic ejector D. None of these
Last Answer : ANS: A
Description : The disintegrating pump in which solid matter is broken up before passing out, is A. Centrifugal pump B. Reciprocating pump C. Pneumatic ejector D. None of these
Description : The only matter which exists in three forms (Solid; liquid; gas)?
Last Answer : Water
Description : Which is the most practical and economical method for removal of suspended solid matter from polluted water? (A) Sedimentation (B) Skimming off (C) Chlorination (D) Biological oxidation
Last Answer : (A) Sedimentation
Description : X-rays can penetrate several ____ into a solid matter. a) millimeters b) meters c) centimeters d) kilometers
Last Answer : c) centimeters
Description : Besides solid, liquid, and gas, what is the fourth form of matter?
Last Answer : ANSWER: PLASMA
Description : Biosphere describes the earth realm where life occurs What describes the entire solid earth realm and is composed of mineral matter?
Last Answer : ANSWER: LITHOSPHERE
Description : At room temperature, most elements are in which phase of matter? w) solid x) liquid y) gas z) plasma
Last Answer : ANSWER: W -- SOLID