Ask question

Ask question

All categories

Diano4ka-milaya [45]

2 years ago

14

Lora (of mass 47.4 kg) is an expert skier. She

1 answer:

Harrizon [31]2 years ago

6 0

Answer:

Kinetic energy is 242.7 Joule

Explanation:

m = 47.4 kg

v = 3.2m/s²

Now,

K.E. = 1/2 × m × v²

or, K.E. = 1/2 × 47.4 × 3.2²

or, K.E. = 242.7 Joule

You might be interested in

Consider an opaque horizontal plate that is well insulated on its back side. The irradiation on the plate is 2500 W/m2, of which

GuDViN [60]

Answer:

i. 0.34

ii. 0.4

iii. 1700 w/m²

iv. 2211.36 w/m²

Explanation:

Given that

Irradiation of the plate, G = 2500 w/m²

Reflected rays, p = 500 w/m²

Emissive power, E = 1200 w/m²

See attachment for calculations

8 0

3 years ago

Two froghoppers sitting on the ground aim at the same leaf, located 35 cm above the ground. Froghopper A jumps straight up while

evablogger [386]

Frog hopper B❤️recent emojis

3 0

2 years ago

Read 2 more answers

The flow of electrons through a wire or any conductor is called____.

Karo-lina-s [1.5K]

Electricity. Ruler. 69. N.

5 0

2 years ago

A negatively charged particle is attracted to

nignag [31]

Answer:

B. posititvely charged particles

Explanation:

Opposites attract to each other, and the same charge repels.

8 0

3 years ago

Read 2 more answers

For an isolated system, the sum of the kinetic and potential energies

Elenna [48]

I am pretty sure the answer to your question is B

4 0

2 years ago

Read 2 more answers