🔭 physics

1. The user mentions a photo and formulas not covered in IB Physics HL, but no specific problem or formula is provided. 2. To assist effectively, please provide the exact physics p

1. **Problem statement:** Two sources X and Y emit waves of wavelength $0.40$ m with a constant phase difference of $\pi$ radians. Point P is $5.2$ m from X and $4.6$ m from Y. Eac

1. **Problem Statement:** Calculate the current flowing through resistor $R_3$ in the given circuit with two loops and two voltage sources $V_1=12$ V and $V_2=9$ V. 2. **Identify t

1. **Problem statement:** Calculate the total charge stored in a circuit with three capacitors connected in parallel, given the voltage and capacitances. 2. **Formula used:** For c

1. **State the problem:** We want to find the maximum height of an object launched upward with height function $$s(t) = -16t^2 + 64t + 80$$ where $t$ is time in seconds. 2. **Formu

1. **Problem 23:** Calculate the number of maxima observed with a diffraction grating. Given:

1. **Problem statement:** An object performs simple harmonic motion (SHM) with frequency $f$. The distance between the extreme positions (maximum displacements) is $b$. We need to

1. The problem states that an electron is accelerated from rest by an electric potential difference $V$ and reaches a speed of $9.4 \times 10^6$ m/s. 2. The kinetic energy gained b

1. **State the problem:** We need to determine if filling the water tower to 80% of its volume will keep the weight of the water under the maximum limit of 5,000 pounds. 2. **Given

1. **Problem statement:** Three identical resistors $R_1$, $R_2$, and $R_3$ each have resistance $2\Omega$. They are connected to a cell with negligible internal resistance. When s

1. **State the problem:** We need to find the number of moles $n$ of an ideal gas sample given pressure $P$, volume $V$, and temperature $T$. 2. **Relevant formula:** The ideal gas

1. **Problem 13:** Given the albedo $a=0.25$ and reflected intensity $I_r=240\ \mathrm{Wm^{-2}}$, find the outgoing radiated intensity $I_o$. 2. **Formula and explanation:** Albedo

1. **Stating the problem:** A liquid is heated at a constant rate. The temperature rises by 0.50 °C per second until boiling. After boiling, in 10 minutes, half the mass vaporizes.

1. **Problem statement:** A pendulum has a period of 3.0 s as measured by an observer on the Earth moving with a speed of 0.80 c relative to the pendulum's frame. Find the period o

1. **State the problem:** Calculate the energy released per unit mass for hydrogen fusion and uranium fission given the mass converted to energy.

1. **State the problem:** We need to find the volume of 250 kg of steel given that the density of steel is 7500 kg/m^3. 2. **Formula used:** Density ($\rho$) is defined as mass ($m

1. **State the problem:** We need to find the mass of water inside a spherical balloon filled with water. 2. **Given data:**

1. **Stating the problem:** We need to find the acceleration of a rock sliding down an inclined plane and the coefficient of friction between the rock and the plane. 2. **Formulas

1. **Problem statement:** A rock of mass 3 kg slides down a rough plane inclined at 45° to the horizontal. It moves from point P to Q along the slope PQ = 37 m. The speed at P is 4

1. **State the problem:** We need to find the horsepower of an automobile engine given the bore, stroke, average pressure, and power strokes per minute. 2. **Given data:**

1. **State the problem.** We have ship $A$ moving due west at $19$ knots, and ship $B$ starting $5$ nautical miles southwest of $A$ and moving $N30^\circ E$ at $17$ knots.