Physics-
General
Easy

Question

A car speed increases from 30 m/s to 60 m/s in 20 sec. Find the acceleration.

  1. 15 m/s2    
  2. 1.5 m/s2    
  3. 0.15 m/s2    
  4. 150 m/s2    

The correct answer is: 1.5 m/s2

Related Questions to study

General
physics-

A body covers the quadrant of a circle of radius 30 m in 15 sec. Calculate the velocity.

A body covers the quadrant of a circle of radius 30 m in 15 sec. Calculate the velocity.

physics-General
General
physics-

A source of sound and a listener are moving towards each other The velocity of source is 20ms–1 If the velocity of sound is 340ms–1 and its frequency is 640 Hz Find the apparent frequency of the sound.

A source of sound and a listener are moving towards each other The velocity of source is 20ms–1 If the velocity of sound is 340ms–1 and its frequency is 640 Hz Find the apparent frequency of the sound.

physics-General
General
physics-

A source of sound is moving towards a platform with a velocity of 100ms–1 If the frequency of sound produced is 200 Hz, find the apparent frequency of the sound observed by an observer standing on the platform velocity of sound = 320m/s).

A source of sound is moving towards a platform with a velocity of 100ms–1 If the frequency of sound produced is 200 Hz, find the apparent frequency of the sound observed by an observer standing on the platform velocity of sound = 320m/s).

physics-General
parallel
General
physics-

The velocity of sound in air at 20degreeC is ....................

The velocity of sound in air at 20degreeC is ....................

physics-General
General
physics-

An aeroplane is going towards east at a speed of 510 kmph at a height of 2000m. At a certain instant, the sound of the plane heard by a ground observer appears to come from a point vertically above him. Where is the aeroplane at this instant ?speed of sound in air = 340 m divided by s)

An aeroplane is going towards east at a speed of 510 kmph at a height of 2000m. At a certain instant, the sound of the plane heard by a ground observer appears to come from a point vertically above him. Where is the aeroplane at this instant ?speed of sound in air = 340 m divided by s)

physics-General
General
physics-

If 60 complete waves are produced in 4 seconds, then the frequency of the wave will be ..............

If 60 complete waves are produced in 4 seconds, then the frequency of the wave will be ..............

physics-General
parallel
General
physics-

Two liquids A and B are at 30°C and 20°C respectively. When they are mixed in equal masses the temperature of the mixture was found to be 26°C The ratio of their specific heats is..

Two liquids A and B are at 30°C and 20°C respectively. When they are mixed in equal masses the temperature of the mixture was found to be 26°C The ratio of their specific heats is..

physics-General
General
physics-

400 cal of heat is utilised to melt ice into H2O at the same temperature. The mass of ice melted is

400 cal of heat is utilised to melt ice into H2O at the same temperature. The mass of ice melted is

physics-General
General
physics-

The volume of iron which will have the same thermal capacity as 1200 cc of water is Specific heat of iron = 0.1 c a l g to the power of negative 1 end exponent invisible function application c to the power of negative 1 end exponent,density of iron = 7.5 g/cm3</su

The volume of iron which will have the same thermal capacity as 1200 cc of water is Specific heat of iron = 0.1 c a l g to the power of negative 1 end exponent invisible function application c to the power of negative 1 end exponent,density of iron = 7.5 g/cm3</su

physics-General
parallel
General
physics-

A block of aluminium of mass 2kg was supplied with 3600J of heat If the specific heat of aluminium is 900 J K g to the power of negative 1 end exponent k to the power of negative 1 end exponent, then rise in temperature is.

A block of aluminium of mass 2kg was supplied with 3600J of heat If the specific heat of aluminium is 900 J K g to the power of negative 1 end exponent k to the power of negative 1 end exponent, then rise in temperature is.

physics-General
General
physics-

50g of a fuel produces 25K Cal of energy. Its Calorific value in C a l g to the power of negative 1 end exponent is..

50g of a fuel produces 25K Cal of energy. Its Calorific value in C a l g to the power of negative 1 end exponent is..

physics-General
General
Physics-

Find the heat energy required to raise the temperature of 5kg of water at 80°C to 100°Cspecific heat of water is text 1Cal  end text g to the power of negative 1 end exponent degree C to the power of negative 1 end exponent)

Find the heat energy required to raise the temperature of 5kg of water at 80°C to 100°Cspecific heat of water is text 1Cal  end text g to the power of negative 1 end exponent degree C to the power of negative 1 end exponent)

Physics-General
parallel
General
Physics-

Two iron spheres of equal mass having temperatures 20°C and 48°C are brought into contact with each other. What is the equilibrium temperature? Assume there is no heat loss to surroundings.

Two iron spheres of equal mass having temperatures 20°C and 48°C are brought into contact with each other. What is the equilibrium temperature? Assume there is no heat loss to surroundings.

Physics-General
General
Physics-

Heat energy produced by 150g of a fuel of Calorific value 8000 Cal g–1 is..

Heat energy produced by 150g of a fuel of Calorific value 8000 Cal g–1 is..

Physics-General
General
Physics-

A cup of tea on a metal table in a room loses heat by ....

A cup of tea on a metal table in a room loses heat by ....

Physics-General
parallel

card img

With Turito Academy.

card img

With Turito Foundation.

card img

Get an Expert Advice From Turito.

Turito Academy

card img

With Turito Academy.

Test Prep

card img

With Turito Foundation.