🔭 physics

1. **State the problem:** We need to find the position and velocity of a cannon ball shot with an initial velocity of $141.4$ m/s at an angle of $45^\circ$ after $5$ seconds.

1. **State the problem:** A hiker walks $80$ m East and then $60$ m at $30^\circ$ North of East. We need to find the resultant displacement vector. 2. **Formula and rules:** To fin

1. **State the problem:** We need to calculate the mass of a cylinder made of gold given the density of gold is $19.3\ \text{g/cm}^3$.\n\n2. **Formula used:** The mass $m$ of an ob

1. **Problem statement:** We have two blocks connected by a string over a frictionless pulley. The left block has mass $m_1 = 3.0$ kg and moves down with acceleration $a = 0.60$ m/

1. **Problem Statement:** Two blocks A and B with masses $m_A = 4\,\text{kg}$ and $m_B = 2\,\text{kg}$ are projected towards each other with velocities $v_A = 4\,\text{m/s}$ and $v

1. State the problem: Calculate the speed of a car that travels 100 meters in 5 seconds. 2. Formula: Speed $v = \frac{d}{t}$ where $d$ is distance and $t$ is time.

1. The user mentioned "Relitivity," which likely refers to "Relativity," a fundamental concept in physics. 2. Relativity generally refers to two theories by Albert Einstein: Specia

1. The user asked to consider other aerodynamic things, but no specific math problem or formula was provided. 2. To assist effectively, please provide a specific question or proble

1. **Problem Statement:** Calculate the wind speed required from a tornado to lift and throw three train cars, each weighing 3 tons, a distance of 5 yards.

1. **Problem Statement:** We want to find the force of the wind required to move a 3 ton train car about 5 feet.

1. **Problem statement:** A man throws balls vertically upwards with the same speed at intervals of 2 seconds. We want to find the minimum speed so that more than two balls are in

1. **Problem statement:** Find the minimum initial velocity $v_0$ of a projectile launched from the origin so that it passes through the point $(3,4)$. 2. **Relevant formulas:** Th

1. **Problem statement:** Two bodies are thrown simultaneously from the same point. One is thrown straight up with initial velocity $v_0 = 20$ m/s, and the other is thrown at an an

1. **Problem Statement:** Derive the magnification produced by a compound microscope in two cases: (A) when the final image is formed at infinity, and (B) when the final image is f

1. **Problem Statement:** We need to understand how a compound microscope forms a magnified image of a tiny object placed at the least distance of distinct vision (usually denoted

1. **Video Overview** - The video explains a physics problem involving motion under gravity.

1. **Problem statement:** Two long parallel wires A and B carry currents $I_A = 8.0$ A and $I_B = 5.0$ A in the same direction, separated by distance $d = 4.0$ cm = 0.04 m. Find th

1. **Problem 1:** A person walks 15 km in 2 hours 30 minutes. Calculate average speed in m/s and km/hr. 2. **Formula:** Average speed $v = \frac{d}{t}$ where $d$ is distance and $t

1. **Problem Statement:** A monochromatic light with frequency $\nu$ shines on a metallic plate with work function $\phi$. An electron is emitted from point A with maximum kinetic

1. **State the problem:** We are given the equation for velocity as a function of displacement: $$V_f^2 = V_i^2 + 2ax$$

1. **State the problem:** A motorcycle starts with an initial velocity of $12$ m/s, accelerates at $2.5$ m/s², and travels a distance of $80$ m. We need to find its final velocity.