Physics

A red curling rock with a mass of 18.8 kg, travelling straight down a sheet of ice at 0.264 m/s, col

A red curling rock with a mass of 18.8 kg, travelling straight down a sheet of ice at 0.264 m/s, col

A red curling rock with a mass of 18.8 kg, travelling straight down a sheet of ice at 0.264 m/s, collides with a stationary blue curling rock of the same mass. After the contact, the blue rock moves at 0.132 m/s at an angle of 65°. Calculate the velo

nauticalpal   367   2 Replies

SwornFate

A 7.5-kg otter slides down a hill, starting from rest at the top. The sloping surface of the hill is ...

A 7.5-kg otter slides down a hill, starting from rest at the top. The sloping surface of the hill is ...

A 7.5-kg otter slides down a hill, starting from rest at the top. The sloping surface of the hill is 8.8 m long, and the top is 6.5 m above the base. If the speed of the otter at the bottom of the hill is 9.2 m/s, how much energy of the otter-Earth s

Pd96   1122   6 Replies

(27) Selim Demirhan

Two long, straight, parallel conductors are 10 cm apart (see figure below). Conductor A has a ...

Two long, straight, parallel conductors are 10 cm apart (see figure below). Conductor A has a ...

Two long, straight, parallel conductors are 10 cm apart (see figure below).
Conductor A has a current i_A=2.0 A flowing out of the page, and conductor B has a current i_B=3.0 A flowing in the opposite direction (into the page). [10 marks]

abbyybba_   751   6 Replies

saleenaali

Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an axial ...

Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an axial ...

Planet Z-34 has a mass equal to 1/3 that of Earth, a radius equal to 1/3 that of Earth, and an axial spin rate 1/2 that of Earth. With g representing, as usual, the acceleration due to gravity on the surface of Earth, the acceleration due to gravity

GollumOfOz   594   4 Replies

Anonymous

If Planck's constant were ten times smaller than it is, quantum effects would be

If Planck's constant were ten times smaller than it is, quantum effects would be

If Planck's constant were ten times smaller than it is, quantum effects would be
A) easier to detect.
B) more difficult to detect.
C) neither easier nor more difficult to detect.

einsteindude   439   3 Replies

mel!811

Point charges of equal magnitudes (25 nC) and opposite signs are placed on (diagonally) opposite ...

Point charges of equal magnitudes (25 nC) and opposite signs are placed on (diagonally) opposite ...

Point charges of equal magnitudes (25 nC) and opposite signs are placed on (diagonally) opposite corners of a 60-cm  80-cm rectangle. If point A is the corner of this rectangle nearest the positive charge and point B is located at the intersecti

bkm1   319   3 Replies

Anonymous

The figure shows a pV diagram for 2.9 g of ideal oxygen gas O2 in a sealed container. The ...

The figure shows a pV diagram for 2.9 g of ideal oxygen gas O2 in a sealed container. The ...

[html]The figure shows a pV diagram for 2.9 g of ideal oxygen gas O2 in a sealed container. The temperature of state 1 is 76° C, the atomic mass of the oxygen atom is

CaptainTrout   132   2 Replies

Anonymous

Three blocks, connecting ropes, and a light frictionless pulley comprise a system, as ...

Three blocks, connecting ropes, and a light frictionless pulley comprise a system, as ...

[html]Figure 5.14

Jay.M   176   2 Replies

Anonymous

A particular chemical reaction that produces hydrogen gas as a byproduct has an activation energy of ...

A particular chemical reaction that produces hydrogen gas as a byproduct has an activation energy of ...

[html]A particular chemical reaction that produces hydrogen gas as a byproduct has an activation energy of 19.2 × 10−20 J. If the reaction produces 0.15 × 10−3 mol H2/hr at room temperature (20°C), what is the rate

realgraverobb   53   2 Replies

Anonymous

A 10.0-kg uniform ladder that is 2.50 m long is placed against a smooth vertical wall and reaches to ...

A 10.0-kg uniform ladder that is 2.50 m long is placed against a smooth vertical wall and reaches to ...

[html]A 10.0-kg uniform ladder that is 2.50 m long is placed against a smooth vertical wall and reaches to a height of 2.10 m, as shown in the figure. The base of the ladder rests on a r

Djkratos264   593   7 Replies

Kioko Cramer