🔭 physics

1. **Problem statement:** Calculate the acceleration of the car in the first 10 seconds and find the time $T$ when the car travels 700 m.

1. **Problem statement:** A suspension bracket in a train carriage inclines at an angle of $5^\circ$ to the vertical during the first minute and at $5^\circ$ in the opposite direct

1. **State the problem:** A car accelerates from an initial speed $v_0 = 15$ m/s to a final speed $v = 25$ m/s over a distance $d = 125$ m. We need to find the time $t$ it takes to

1. **Problem 12 (i): Sketch the velocity-time graph for the car's motion.** - From $t=0$ to $t=30$ s, velocity is constant at 10 m/s.

1. **Stating the problem:** We need to draw a distance-time graph for Mr. Atinga's journey using the given scale: 2cm represents 30 minutes on the x-axis (time) and 2cm represents

1. **Stating the problem:** We need to draw a distance-time graph for Mr. Atinga's journey using the given scale: 2cm represents 30 minutes on the x-axis (time) and 2cm represents

1. **Problem 1:** Given two like parallel forces $\vec{F_1}$ and $\vec{F_2}$ acting at points A and B respectively, with resultant $\vec{R}$ acting at point C on line $\overline{AB

1. **State the problem:** We need to determine if a median density (дундж нягт) triangle can be formed and find the maximum and minimum values of the median density. 2. **Understan

1. সমস্যাটি হলো: একটি এক্স-রশ্মি নল 60 kV ভোল্টেজে চালিত হলে সর্বোচ্চ কম্পাঙ্কের এক্স-রশ্মি বর্ণালী কত হবে তা নির্ণয় করা। 2. সূত্র: সর্বোচ্চ কম্পাঙ্কের এক্স-রশ্মির তরঙ্গদৈর্ঘ্য $\

1. **Problem statement:** Given forces $F_1 = 90$ N, $F_2 = 150$ N, and $F_3 = 200$ N with specified directions, express each force in Cartesian vector form and find the resultant

1. **Problem 1: Wrecking Ball Energies and Work** Given:

1. **Problem statement:** A crossbow bolt is shot straight upward with an initial velocity of 288 ft/s. We want to find the time it takes for the bolt to reach its highest point. 2

1. **State the problem:** Car A moves due East at 10 m/s, and car B moves South 25° East at 20 m/s. The initial distance between them is 40 km. We want to find how fast the distanc

1. **Problem statement:** A capacitor is charged to 12.0 V and connected to a voltmeter with internal resistance 3.40 M\Omega. After 4.00 s, the voltmeter reads 3.0 V. Find (a) the

1. **Problem Statement:** Given a circuit with a 28.0 V battery, an unknown resistor $R$, an unknown emf $\varepsilon$, a 6.00 $\Omega$ resistor with 4.00 A current, and a 3.00 $\O

1. **Problem statement:** Find the components of the 200 N force acting at 45° downward from horizontal, the resultant magnitude, and the angle when combined with a 300 N horizonta

1. **Асуудал:** 300 г масстай куб биеийн нягтыг ол. 2. **Формул:** Нягт $\rho = \frac{m}{V}$, энд $m$ нь масс, $V$ нь эзлэхүүн.

1. The problem is to find the formula to calculate speed. 2. Speed is defined as the distance traveled divided by the time taken to travel that distance.

1. **State the problem:** We need to find the average speed of an aeroplane that travelled 1275 miles in 3 hours. 2. **Formula:** Average speed is given by the formula:

1. **Problem statement:** Given two weights each of mass $M$ hanging from a horizontal string (string 2) with tension 30 N, and two angled strings (strings 1 and 3) each making an

1. **Problem:** A point charge has a charge of $6.00 \times 10^{-11}$ C. At what distance from the point charge is the electric potential 12.0 V? 2. **Formula:** The electric poten