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You Are On Question Answer Bank SET 2330

116501. For an ideal gas the interparticle interaction is?

Answer: Zero

116502. The name of first test tube baby was?

Answer: Lueis

116503. Amniocentesis is techniques use?

Answer: To determine the sex of foetus

116504. Which one of following is a duct less gland?

Answer: Endocrine gland

116505. Secretion from endocrine gland is called?

Answer: Harmone

116506. Which one of following is not a endocrine gland?

Answer: Liver

116507. Endocrine glands are also known as?

Answer: Gastrine

116508. Which one of following is smallest gland of body?

Answer: Pituitary

116509. Most important gland of human body is?

Answer: Pituitary

116510. Pituitary gland is situated in?

Answer: Brain

116511. Epichlorohydrin is?

Answer: 2-chloromethyloxirane

116512. Ether show isomerism with?

Answer: Alcohol

116513. At room temperature, formaldehyde is?

Answer: A gas

116514. Formaline is the commercial name of?

Answer: 40% aqueous solution of methanol

116515. Tollen’s reagent is?

Answer: Ammoniacla silver nitrate

116516. Schiff’s reagent is?

Answer: Magenta solution decolourised with sulphurous acid

116517. Fehling’s solution is?

Answer: Copper sulphate and Rochelle salt +NaoH

116518. A plastic Bakelite is a compound of HCHO with?

Answer: Phenol

116519. Urotropine is fromed by the action of ammonia on?

Answer: Formaldehyde

116520. Paraldehyde is used as?

Answer: Medicine

116521. Wollen clothes keep the body warm because?

Answer: Wool increases the temperature of the body

116522. A glass container cracks when very hot tea is poured into it. A probable reason for this is the?

Answer: Low thermal conductivity of glass

116523. If the temperature of a hot body is increased by 50% the amount of radiation emitted by it increases approximately by?

Answer: 400%

116524. Which is the fastest mode of heat loss?

Answer: Convection

116525. Relation between the colour and the temperature of a star is given by?

Answer: Wean’s displacement law

116526. The process in which no heat enters or leaves the system in termed as?

Answer: Adiabatic

116527. Mode of transmission of heat in which heat carried by a moving particles is?

Answer: Convection

116528. The mechanical equivalent of heat J is?

Answer: A conversion factor

116529. Rate of diffusion is?

Answer: Faster in gasses than in liquids and gases

116530. Water is usual as coolant in the radiator of a car engine because it?

Answer: Has high specific heat

116531. At absolute zero temperature, the kinetic energy of the molecules?

Answer: Becomes zero

116532. Thermal radiations are electromagnetic wave belonging to?

Answer: Infrared region

116533. A White and smooth surface is?

Answer: Bad absorber and good reflector of heat

116534. The rate of diffusion of a gas is?

Answer: Inversely proportional to the square root of its molecular mass

116535. According to the kinetic theory of gases?

Answer: There is no intermolecular attraction

116536. At constant pressure the volume of a definite mass of a gas is directly proportional to the?

Answer: Temperature

116537. The name catalysis was given by?

Answer: Berzelius

116538. Which is the following type of materials act as effective catalysts?

Answer: Transition metals

116539. When ammonium chloride is dissolved in water, the solution becomes cold. The change is?

Answer: Endothermic

116540. The standard heat of formation of diamond is?

Answer: Greater than of graphite

116541. The electron affinity of chlorine is highest than that of fluorine due to?

Answer: Bigger size

116542. The electron affinity of noble gases is?

Answer: Almost zero

116543. The screening effect of inner electrons of the nucleus causes?

Answer: No effect on the ionization energy

116544. The diagonal relationship is shown by?

Answer: Elements of 2nd period

116545. Aluminum bears a diagonal relationship with?

Answer: Beryllium

116546. Paraffin wax contract son solidification the melting point of wax?

Answer: Increases with increase of pressure

116547. In an isothermal change an ideal gas obey’s?

Answer: Boyle’s law

116548. An amount of heat required to raise the temperature of a body through 1 K is called its?

Answer: Thermal capacity

116549. If the absolute temperature of a perfectly black body id doubled, then its rate of radiation increases by a factor of?

Answer: 16

116550. Mode of transmission of heat in which heat carried by a moving particle is?

Answer: Convection
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