## What are the normal forces of the floor on each of her hands?

A girl weighing 670 N does a pushup from her knees, as proven within the determine. (Determine 1)

## What is the charge (in nC) on a 1.00-cm-long segment of the wire?

The electrical area 4.40 cm from a really lengthy charged wire is (1700 N/C , towards the wire).

## An object is 1.0 cm tall and its inverted image is 3.0 cm tall. What is the exact magnification?

1) An object is 1.0 cm tall and its inverted picture is 3.0 cm tall. What’s the actual magnification?

## What is the x-component of the velocity (in m/s) for the object having the x(t) graph shown above?

What’s the x-component of the speed (in m/s) for the article having the x(t) graph proven above?

## How is this motion similar and different from that of a ball bouncing on a hard floor

How is easy harmonic movement comparable AND completely different from that of a ball bouncing on a tough flooring? (HINT: one similarity AND two variations)

## What is the change in the internal energy of the rocks?

In outer area a rock with mass 4 kg, and velocity < 3300, -3200, 3000 > m/s, struck a rock with mass 12 kg and velocity < 270, -270, 200 > m/s. After the collision, the 4 kg rock’s velocity is < 3000, -2700, 3500 > m/s. Conservation of momentum m1 v1i + m2 v2i … Read more

## What is the magnitude of the bacterium’s average velocity for the entire trip?

The bacterium E. coli is a single-cell organism that lives in the gut of healthy animals, including humans. When grown in a uniform medium in the laboratory, these bacteria swim along zigzag paths at a constant speed of 17 ?m/s . The following figure shows the trajectory of an E. coli as it moves from … Read more

## How far up the incline does the student go?

The spring shown in the figure is compressed 57cm and used to launch a 100kg physics student. The track is frictionless until it starts up the 30? incline. The student’s coefficient of kinetic friction on the incline is 0.12. students velocity after spring is 16m/s. k=80000N/m. How far up the incline does the student go?

## How far up the incline does the student go?

The spring shown in the figure is compressed 57cm and used to launch a 100kg physics student. The track is frictionless until it starts up the 30? incline. The student’s coefficient of kinetic friction on the incline is 0.12. students velocity after spring is 16m/s. k=80000N/m. How far up the incline does the student go?

## What is the electric potential at the point indicated with the dot in the figure?

What is the electric potential at the point indicated with the dot in the figure? Express your answer to two significant figures and include the appropriate units. 1.0 nC 3.0 cm 3.0 cm 3.0 cm -2.0 nC 2.0 nC