🔭 physics

1. **State the problem:** The time taken for a kettle to boil is inversely proportional to its power. Given that a 2000 W kettle takes 180 seconds to boil, find the time for a 1600

1. The problem mentions the terms Ixx, lyy, izz, kyy, and kxx, which typically represent moments of inertia or related quantities in physics or engineering. 2. To assist you effect

1. The terms $I_{xx}$ and $I_{yyy}$ typically refer to moments of inertia in physics and engineering. 2. $I_{xx}$ is the moment of inertia about the x-axis, which measures how mass

1. **مسألة السرعة على الحائط:** المطلوب: إيجاد معدل إنزال الطرف العلوي للسلم عندما تكون الزاوية بين السلم والأرض $$\frac{\pi}{4}$$ وسرعة تحرك الطرف السفلي على الأرض 2 m/s.

1. Problem: A particle is projected vertically upward from point O with speed $u$ m/s. The greatest height reached is 62.5 m. 1.a Find $u$.

1. **Problem 15:** A car of mass 800 kg pulls a trailer of mass 200 kg with resistances 400 N and 200 N respectively. The engine force is 1200 N. (a) Find the acceleration of the c

1. Розглянемо типи систем тіл: - а) Незамкнена система тіл — система, яка взаємодіє з навколишнім середовищем.

1. The problem states that the charge of an electron is given as 0.00000000000000000016 coulomb. 2. This number can be written in scientific notation to make it easier to understan

1. **بيان المسألة:** لدينا أربع قوى متجهة بقيم 6 نيوتن، 3 نيوتن، 2 نيوتن، و7 نيوتن مرتبة في نقطة مادية، والزاوية بين القوى الأولى والثانية 45°، بين الثانية والثالثة 105°، وبين الثا

1. نبدأ بحساب محصلة القوى المعطاة: ق1 = 2س + ص وق2 = س + ص. 2. محصلة القوى هي ق = ق1 + ق2 = (2س + ص) + (س + ص) = 3س + 2ص.

1. **بيان المشكلة:** - السؤال الأول: تحديد نوع الشحنات q1 و q2.

1. **State the problem:** We have the gravitational force formula $$F = \frac{GM_1M_2}{r^2}$$ where $G$, $M_1$, and $M_2$ are constants, and $r$ is the variable distance. 2. **Find

1. Physics is the branch of science concerned with the nature and properties of matter and energy. 2. It studies concepts such as force, motion, energy, matter, heat, sound, light,

1. The problem asks for the time it takes Percy to ride 10 kilometers at a speed of 20 kilometers per hour. 2. We use the formula for time: $$\text{time} = \frac{\text{distance}}{\

1. **State the problem:** We want to find the velocity of an object dropped from a height of 25 feet right before it hits the ground on Mars. 2. **Given functions:**

1. **State the problem:** We want to find the speed of sound waves in air in meters per second when the air temperature is 305 Kelvin. 2. **Given formulas:**

1. **State the problem:** We need to find how many times greater the mass of the walrus (1000 kg) is compared to the mass of the flying squirrel ($1 \times 10^{-1}$ kg). 2. **Write

1. **State the problem:** We have a table showing distance and time. The first row shows 120 km in 1 hour. We want to find the time it takes to travel 600 km assuming the speed is

1. **Problem Statement:** We analyze the motion of a girl walking between two classrooms with given velocities and times, and answer questions about her displacement, distance, ave

1. **State the problem:** We have a retarding force $F$ acting on a sphere moving with velocity $V$. The force is given by the equation $$F = K r V,$$ where $r$ is the radius of th

1. The problem is to understand the meaning or value of the letter 'g' as given. 2. In mathematics or physics, 'g' often represents the acceleration due to gravity, which is approx