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Mia Mia

Mia M.

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Questions asked

INSTANT ANSWER

Following are the niche characteristics of the constitute species and resource partioning pattern in different ecosystem. Which of these lead to competitive exclusion of species ?

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ANSWERED

Dharmendra Maheshwari verified

Numerade educator

One end of a fixed spring is pulled by an average force of 10 N through a distance of 5 cm, find the work done by the spring.

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ANSWERED

Dharmendra Maheshwari verified

Numerade educator

A force F = (3xN)i + (4N)j, with x in meter, acts on a particle, changing only the kinetic energy of the particle. How much work is done on the particle as it moves from coordinates (2 m, 3 m, 5 m) to (3 m, 0 m, 6 m)? Does the speed of the particle increase, decrease, or remain the same?

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ANSWERED

Dharmendra Maheshwari verified

Numerade educator

An object is displaced from position vector r1= (2i+3j)m to r₂ = (4j+6k)m under a force F = (3x²i+2yj) N. Find the work done by the force.

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ANSWERED

Dharmendra Maheshwari verified

Numerade educator

An object is displaced from a point A (0, 0, 0) to B (1 m,1 m, 1 m) under a force F = (yi+xj) N. Find the work done by this force in this process.

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ANSWERED

Dharmendra Maheshwari verified

Numerade educator

An object is displaced from point A (2 m. 3 m, 4 m) to a point B (1 m, 2 m, 3 m) under a constant force F = (2i+3j+4k). Find the work done by this force in this process.

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Dharmendra Maheshwari verified

Numerade educator

A body constrained to move along the z-axis of coordinate system is subjected to a constant force given by F=-1+21+34 N, where 1. j.k are unit vectors along the x-, y-, and z-axes of the system, respectively. What is the work done by this force in moving the body through a distance of 4 m along the z-axis?

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Dharmendra Maheshwari verified

Numerade educator

A gardener moves a lawn roller through a distance of 100 m with a force of 50 N. Calculate his wages if he is to be paid 10 paise for doing 25 J of work. It is given that the applied force is inclined at 60° to the direction of motio

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ANSWERED

Dharmendra Maheshwari verified

Numerade educator

The displacement of a particle of mass 1 kg on a horizontal smooth surface is a function of time given by x = 1/3 * t ^ 3 . Find out the work done by the external agent for the first one second.

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ANSWERED

Dharmendra Maheshwari verified

Numerade educator

Write the equation of a SH progressive wave of amplitude 0.05 m and period 0.04s travelling along the positive x-axis with a velocity of 12.5 m/s

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