Mud houses are cooler in summers and warmer in winters as compared to brick houses because (1) mud is a good conductor (2) mud is a bad conductor (3) mud is a poor insulator (4) evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters

1 Answer

Answer :

mud is a bad conductor

Related questions

Description : Mud houses are cooler in summers and wanner in winters as compared to brick houses because (1) mud is a good conductor (2) mud is a bad conductor (3) mud is a poor insulator (4) evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters

Last Answer : (2) mud is a bad conductor Explanation: The houses made of mud and thatched roofs are cool in summer and warm in winter as the thatched roof contains large amount of trapped air and also mud is ... . In summer, the outside heat cannot enter the house and in winter, inside heat cannot flow outside.

Description : Why is it usually warmer on a summers day then on a winters day?

Last Answer : During Summer, the Sun's rays have a shorter distance to travel through the atmosphere, so remain warm. During Winter, the Sun is at a lower lever and the rays travel further through the atmosphere, so there is more time for the sun's warmth to cool.

Description : City X has summers around 25 degrees centigrade and winters around 5 degrees centigrade. City Y has summers around 30 degrees centigrade and winters around -20 degrees centigrade. What might cause this difference?

Last Answer : City Y is in the middle of a continent, while city X is on a coast.

Description : Which of the following statements correctly defines the term Transhumance'? a. Economy that solely depends on animals b. Farming in which only one crop is cultivated by clearing hill tops c. Practice ... Seasonal Migration of people with their animals up and down the mountains. e. None of the above

Last Answer : d. Seasonal Migration of people with their animals up and down the mountains.

Description : Rayon clothes are comfortable to wear in _______. a) winters b)rainy season c)both a& b d)summers

Last Answer : d)summers

Description : Ventilators are provided near the ceiling of the room because – (1) the exhaled warmer air rises up and goes out (2) these provide cross ventilation in the room (3) these provide some sunlight in the room (4) these do not look nice in the lower part

Last Answer : (1) the exhaled warmer air rises up and goes out Explanation: Ventilation is a room air distribution strategy where conditioned outdoor air is supplied at floor level and extracted above the occupied zone, ... to heat exchange with heat sources in the space (e.g., occupants, computers, lights).

Description : Ventilators are provided near the ceiling of the room because (1) the exhaled warmer air rises up and goes out (2) these provide cross ventilation in the room (3) these provide some sunlight in the room (4) these do not look nice in the lower part

Last Answer : the exhaled warmer air rises up and goes out

Description : Water is a highly effective coolant for a car engine because _____ A. Water is good conductor of heat B. Water has very high specific heat capacity C. Water boils at a comparatively high temperature D. Evaporation of water produces lot of cooling

Last Answer : ANSWER: A

Description : Water is a highly effective coolant for a car engine because -----? A. Water is good conductor of heat B. Water has very high specific heat capacity (Answer) C. Water boils at a comparatively high temperature D. Evaporation of water produces lot of cooling

Last Answer : B. Water has very high specific heat capacity (Answer)

Description : White clothes are cooler than black ones because they – (1) absorb all the light that reaches them (2) reflect all the light that reaches them (3) will not allow the light to penetrate (4) cool the sunlight completely

Last Answer : (2) reflect all the light that reaches them Explanation: The coolness and warmth associated with clothes is because of their reflective or absorptive capacities. White clothes are good reflectors of light, thereby keeping the body cool. The opposite is the case with black clothes.

Description : White clothes are cooler than black ones because they (1) absorb all the light that reaches them (2) reflect all the light that reaches them (3) will not allow the light to penetrate (4) cool the sunlight completely

Last Answer : reflect all the light that reaches them

Description : Why are winters more severe in Southern Hemisphere than in Northern Hemisphere? (1) Earth is titled towards the sun in the Northern Hemisphere (2) Northern Hemisphere receives more sunlight (3) Because of more iceberg activity in Southern Hemisphere (4) Southern Hemisphere is less inhabited

Last Answer : (1) Earth is titled towards the sun in the Northern Hemisphere Explanation: The winter in the Southern Hemisphere occurs when the Northern hemisphere is tilted more toward the Sun. From the perspective of an ... the Earth, the winter Sun has a lower maximum altitude in the sky than the summer Sun.

Description : Why are winters more severe in Southern Hemisphere than in Northern Hemisphere? (1) Earth is titled towards the sun in the Northern Hemisphere (2) Northern Hemisphere receives more sunlight (3) Because of more iceberg activity in Southern Hemisphere (4) Southern Hemisphere is less inhabited

Last Answer : Earth is titled towards the sun in the Northern Hemisphere

Description : Cloudy nights are warmer compared nights, because clouds mainly (1) absorb heat from the atmosphere send it towards earth (2) prevent cold waves from the sky descending on earth (3) reflect back the heat given by earth (4) produce heat and radiate it toward earth

Last Answer : reflect back the heat given by earth

Description : what causes holes in base of tree surrounded by mud

Last Answer : Need Answer

Description : Does using a ceiling fan make a hot room warmer or cooler?

Last Answer : the air it’s blowing might be hot but the wind it creates blows your body heat away from your body making you feel cooler I think

Description : currents cause warmer and cooler temperatures in the areas where they are located. -General Knowledge

Last Answer : The given statement is true.

Description : Is a place near the ocean warmer or cooler than inland?

Last Answer : Need answer

Description : If you traveled from Olympia to Mount Rainier do you think it would get warmer or cooler?

Last Answer : Cooler

Description : The surface of water in a pond remains cool even on a hot day because 1. water evaporates at the surface and evaporation causes cooling 2. the heat absorbed at the surface is transmitted downwards 3. Water in contact with the bottom ... /are correct? (a) 1 only (b) 3 only (c) 1 and 3 (d) 1, 2 and 3

Last Answer : Ans:(a)

Description : Electricians use rubber gloves while working because - (1) rubber is an insulator (2) rubber is a good conductor (3) wearing rubber gloves is mandatory (4) rubber makes work easy

Last Answer : (1) rubber is an insulator

Description : Why two thin shirts can keep us warmer than a single thick shirt in winter ? (1) Two thin shirts become thicker so prevent transmission of heat (2) Air layer between two shirts works as good conductor (3) Air layer between two shirts behaves like insulating media (4) No radiation of heat takes place

Last Answer : Air layer between two shirts behaves like insulating media

Description : Woollen cloth protects the body from cold because – (1) it is a good conductor of heat (2) it is a poor conductor of heat (3) external heat rays enter into the body through the woollen cloth (4) it reflects heat

Last Answer : (2) it is a poor conductor of heat Explanation: It is just because woolen clothes have fibres and between those fibres air is trapped which reduces heat loss. It reduces heat loss because it is an insulator or poor conductor of heat.

Description : Woollen cloth protects the body from cold because (1) it is a good conductor of heat (2) it is a poor conductor of heat (3) external heat rays enter into the body through the woollen cloth (4) it reflects heat

Last Answer :  it is a poor conductor of heat

Description : Air over the oceans is colder in summer and warmer in winter compared with air over the continental regions. This is because (a) Water is translucent and has a relatively high heat capacity compared ... B are true (e) The effect is due to the changes in circulation between continents and oceans

Last Answer : (d) Both A and B are true

Description : The cooling by a desert Cooler is based on: (1) Hot air replacement (2) Air dehydration (3) Evaporative Cooling (4) Air Rehydration

Last Answer : (3) Evaporative Cooling Explanation: Nature's most efficient means of cooling is through the evaporation of water. Desert coolers make use of evaporative cooling that works on the principle of heat ... , energy is lost from the air, reducing the temperature. Thus, cooling effect is produced.

Description : The cooling by a desert Cooler is based on: (1) Hot air replacement (2) Air dehydration (3) Evaporative Cooling (4) Air Rehydration

Last Answer : Evaporative Cooling

Description : The cloudy nights are warmer compared to clear nights (without clouds) during winter days. This is because: (A) clouds radiate heat towards the earth (B) clouds prevent cold wave from the sky, ... (D) clouds being at great heights from earth absorb heat from the sun and send towards the earth

Last Answer : (C) clouds prevent escaping of the heat radiation from the earth

Description : Why is that India has one of the lowest agricultural yields in the world? (a) Summers are very hot (b) Lack of fertile soil (c) Farmers being poor and illiterate do not use modern farming techniques (d) Occurrence of frost at night

Last Answer : Ans: (c)

Description : The electrode for a battery must be A. A semi conductor B. An insulator C. A good conductor of electricity D. A bad conductor of electricity

Last Answer : C. A good conductor of electricity

Description : At low temperature, Lead behaves as a (1) Semi conductor (2) Super conductor (3) Insulator (4) Conductor

Last Answer : (2) Super conductor Explanation: Lead exhibit superconducting phase transitions at low temperatures of 7.2 Kelvin. This discovery was made in 1913. At this temperature (known as critical temperature), ... to a different phase of matter; this superconducting phase is described by the BCS theory.

Description : In a transistor, the base is _______. (1) an insulator (2) a conductor of low resistance (3) a conductor of high resistance (4) an extrinsic semiconductor

Last Answer : (2) a conductor of low resistance Explanation: A transistor is a semiconductor device used to amplify and switch electronic signals and electrical power. It is composed of semiconductor material with at least three terminals for connection to an external circuit.

Description : Ohm's law is valid in case of – (1) semiconductor (2) conductor (3) superconductor (4) insulator

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Description : If electrical conductivity increases with the increase of temperature of a substance, then it is a: (1) Conductor (2) Semiconductor (3) Insulator (4) Carborator

Last Answer : (2) Semiconductor Explanation: A solid substance that has conductivity between that of an insulator and that of most metals, either due to the addition of an impurity or because of temperature effects

Description : If electrical conductivity increases with the increase of temperature of a substance, then it is a (1) Conductor (2) Semiconductor (3) Insulator (4) Carborator

Last Answer : (2) Semiconductor Explanation: A solid substance that has conductivity between that of an insulator and that of most metals, either due to the addition of an impurity or because of temperature effects.

Description : Solids which conduct electricity at higher temperature but not at lower temperature are called (1) super-conductor (2) metallic-conductor (3) semi-conductor (4) insulator

Last Answer : (3) semi-conductor Explanation: Semiconductors are insulators at low temperatures and reasonably good conductors at higher temperatures. As temperature increases, the semiconductor material becomes a better and better conductor.

Description : At low temperature, Lead behaves as a (1) Semi conductor (2) Super conductor (3) Insulator (4) Conductor

Last Answer : (2) Super conductor Explanation: Lead exhibit super conducting phase transitions at low temperatures of 7.2 Kelvin. This discovery was made in 1913.

Description : At low temperature, Lead behaves as a : (1) Semi conductor (2) Super conductor (3) Insulator (4) Conductor

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Description : Ohm’s law is valid in case of (1) semiconductor (2) conductor (3) superconductor (4) insulator

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Description : Solids which conduct electricity at higher temperature but not at lower temperature are called (1) super-conductor (2) metallic-conductor (3) semi-conductor (4) insulator

Last Answer : semi-conductor

Description : Here in the northern hemisphere, fall's arrived, and winter's coming on. Do you do anything special to mark the change of seasons?

Last Answer : I buy egg nog. Got some today.

Description : Can anyone explain to me why people who live in the Northwest/Mid-Atlantic (or anywhere where they have real winters) rush out to buy snows shovels every time a winter storm is coming? (This is not a trick question).

Last Answer : They were too lazy to buy a new one when their old shovel broke last winter, or they are new to the area. just a guess

Description : In a refrigerator what produces the cooling? (1) The ice which deposits on the freezer (2) The sudden expansion of a compressed gas (3) The evaporation of a volatile liquid (4) None of these

Last Answer : (4) None of these Explanation: Basically, refrigeration system consists of devices that compress and expand refrigerant gas. When refrigerant gas is compressed it expels heat and when it is suddenly ... inside of the fridge is cooled to a temperature below the ambient temperature of the room.

Description : In a refrigerator what produces the cooling ? (1) The ice which deposits on the freezer (2) The sudden expansion of a compressed gas (3) The evaporation of a volatile liquid (4) None of these

Last Answer : None of these

Description : Ice is packed in saw dust because – (1) saw dust will not get melted easily. (2) saw dust is poor conductor of heat. (3) saw dust is a good conductor of heat. (4) saw dust does not stick to the ice.

Last Answer : (2) saw dust is poor conductor of heat. Explanation: ice needs to absorb heat energy to melt and become water (called latent heat of fusion). Since saw-dust is a poor conductor of heat, it takes ... required heat energy. This allows ice to remain in solid state for more time when packed in saw dust.

Description : Outside of cooking utensils are generally left black from below because – (1) it is difficult to clean daily. (2) black surface is a good conductor of heat. (3) black surface is a poor conductor of heat. (4) black surface is a good absorber of heat.

Last Answer : (4) black surface is a good absorber of heat. Explanation: The outside surface of a utensil used for heating is coated black so that it may absorb more heat and make heating quicker. This is because black surface is a good absorber of heat.

Description : Ice is packed in saw dust because (1) saw dust will not get melted easily. (2) saw dust is poor conductor of heat. (3) saw dust is a good conductor of heat. (4) saw dust does not stick to the ice.

Last Answer : saw dust is poor conductor of heat.

Description : Outside of cooking utensils are generally left black from below because (1) it is difficult to clean daily. (2) black surface is a good conductor of heat. (3) black surface is a poor conductor of heat. (4) black surface is a good absorber of heat.

Last Answer : black surface is a good absorber of heat.

Description : Only small amount of evaporation of water produces large cooling effects because of its (A) Large latent heat (B) Low viscosity (C) Small latent heat (D) None of these

Last Answer : (A) Large latent heat