Home
Class 11
PHYSICS
A man carries a load of 50 kg to a heigh...

A man carries a load of 50 kg to a height of 40 m is 25s. If the power of the man is 1568 W, the mass of the man is

A

20 kg

B

50 kg

C

100 kg

D

75 kg

Text Solution

Verified by Experts

The correct Answer is:
B
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • WORK -POWER-ENERGY

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL -II LECTURE SHEET ADVANCED STRAIGHT OBJECTIVE TYPE QUESTIONS)|3 Videos

  • WORK -POWER-ENERGY

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (LEVEL -II LECTURE SHEET ADVANCED MORE THAN ONE CORRECT ANSWER TYPE QUESTIONS)|2 Videos

  • WORK -POWER-ENERGY

    AAKASH SERIES|Exercise PRACTICE SHEET (EXERCISE-VII VERTICAL CIRCLE AND SPRINGS) (LEVEL -II STRAIGHT OBJECTIVE TYPE QUESTIONS)|10 Videos

  • VISCOSITY

    AAKASH SERIES|Exercise Questions for Descriptive Answers|3 Videos

  • WORK POWER ENERGY

    AAKASH SERIES|Exercise EXERCISE - 3|61 Videos

Similar Questions

Explore conceptually related problems

A man carried a load of 50 kg through a height of 40 m in 25s. If the power of the man is 1568 watt, find his mass.

A man carrying a bag of total mass 25 kg climbs up to a height of 10 m in 50 seconds. Calculating the power delivered by him on the bag.

Knowledge Check

  • A man carries a load of 50 kg to a height of 40 m in 25 s. If the power of the man is 1568 W, the mass of the man is,

    A
    20 kg
    B
    50 kg
    C
    100 kg
    D
    75 kg

  • A man carries a load of 50 kg to a height of 40 m in 25 s. If the power of the man is 1568W, the mass of the man is,

    A
    20 kg
    B
    50 kg
    C
    100 kg
    D
    75 kg

  • A man carries a load of 50kg to a height of 40m in 25s. If the power of the man is 1568W, the mass of the man is.

    A
    20kg
    B
    50kg
    C
    100kg
    D
    75kg

    • Similar Questions

    Explore conceptually related problems

    A man carrying a bag of total mass 25kg climbs up to a height of 10m in 50 seconds. Calculate the power delivered by him on the bag. (AS_1)

    A boat having a length 3 m and breadth 2 m is floating on a lake. The boat sinks by 1 cm when a man gets on it. The mass of the man is:

    A man of weight 50 kg carries an object to a height of 20m in a time of 10 sec. The power used by the man in this process is 2000W, then find the weight of the object carried by the man [assume g = 10 ms^(-2) ]

    A man of mass 80kg carrying a load of 20kg walks up a stair case in 20s. If the number of steps is 40 and width and height of each step are 20cm and 15cm respectively. The efficiency of the man is

    A man of mass 80 kg carrying a load of 20 kg walks up a stair case in 20s. If the number of steps is 40 and which and height of each step are 20 cm and 15 cm respectively. The efficiency of the man is

    Home
    Profile