Similar Questions
Explore conceptually related problems
TARGET PUBLICATION-WORK AND ENERGY-EXERCISE
- 500 kg water isstored in the overhead tank of a 10 m high building.Cal...
Text Solution
|
- A man drops a 20 kg object from the top of a 10m high building . What ...
Text Solution
|
- An object of mass 2 kg is thrown downwards. What is the work done by h...
Text Solution
|
- Solve the following examples: If the energy of a ball falling from a ...
Text Solution
|
- If a body possesses 980 joules of P.E. and 20 joules of K.E., then wha...
Text Solution
|
- What is the power of an object which does 600 joules of work in 1 minu...
Text Solution
|
- Swaralee takes 40 s to carry & bag weighing 20 kg to a height of 5 m. ...
Text Solution
|
- Solve the following examples: An electric pump has 2 kW power. How mu...
Text Solution
|
- A 25 W electric bulb is used for 10 hours every day. How much electric...
Text Solution
|
- Solve the following examples: If a 1200 W electric iron is used daily...
Text Solution
|
- An electric oven is rated 1600 W. How much energy (in kWh) does it use...
Text Solution
|
- Mass of a vehicle is 1500 kg. While ascending on a road, its speed dec...
Text Solution
|
- Megha applied a force of 50 N to move a stool from one comer of a 10 m...
Text Solution
|
- A car moving with velocity 54 km/hr has kinetic energy 1500 J. Find it...
Text Solution
|
- The energy required to move a body of mass 10 kg from the ground to 5 ...
Text Solution
|
- 5. A dam on Vaitama river stores about 60000 kg of water at a height o...
Text Solution
|
- Calculate the power of pump lifting 100 kg of water and storing it in ...
Text Solution
|
- A 50 W electric bulb is used for 8 hours every day. How much electrici...
Text Solution
|
- A house consumes 300 units of energy during month of June. How much en...
Text Solution
|
- Seema takes 1 minute to carry a bag weighing 20 kg to a height of 12 m...
Text Solution
|