A man whose mass is 75 kg walks up a flight of 12 steps each 20 cm high in 5 seconds. Find the power he develops in watt?

• 390W
• 360W
• 400W
• 380W

Related MCQs

• If R1 and R2 are respectively the filament resistance of a 100-Watt bulb and 200-Watt bulb designed to operate on the same voltage, then power of:
• A man starting from his home walks 5km towards the east, and then he turns left and goes 4km. At least he turns to his left end and walks 5km. Now find the distance between the man and his home and also find in which direction.
• Aleem walked 20m towards north. Then he turned right and walks 30m. Then he turns right and walks 35m. Then he turns left and walks 15m. Again , he turns left and walks 15m. In which direction and how many meters is he from the starting position?
• One thousand watt power is called as _____?
• A man walks 3 km to his east then turns left n walks 3 km towards north then turns left n walks 3 km towards west indicate the direction in which he is in relation to his starting point
• A man standing at A moves towards the east and walks 300 meters then he turns towards the north and walks 400 meters then he turns towards the west and walks 300 meters how may he is away from starting point.
• If a force of 50 N is applied to a box of mass 2 kg for 2 seconds, what is the work done on the box?
• A man walks 3km northwards and then turns left and goes 2 km. He again goes left and walks 3 km. He turns right and walks straight.In which direction he is walking?
• In a flight of 600 kms, an aircraft was slowed down due to bad weather and the average speed was reduced by 200 km/hour, and the time of flight increased by 30 minutes. What is the total duration of flight?
• To find the composition of functions 𝑓 and 𝑔 , denoted as 𝑓 ∘ 𝑔 or 𝑓 ( 𝑔 ( 𝑥 ) ) , follow these steps: