Apparatus Viewport
READY FOR LAUNCH
Status: Pendulum Resting at h0
Raw Physical Observables (Laboratory Bench)
DIRECT MEASUREMENTS ONLYProjectile Mass (m)
50.0 g
Bob Mass (M)
200.0 g
Initial Height (h0)
10.00 cm
Latched Height (hi)
10.00 cm
Height Rise (Δh)
0.00 cm
Peak Arc Angle (θ)
0.0°
Virtual Lab Rules: Velocities (vb, vc), momentum (p), and energy loss percentages are intentionally uncalculated. Record raw variables (m, M, h0, hi) in your manual to perform all conservation calculations by hand.
Apparatus Controls Setup Parameters
50.0 g
200.0 g
Notch 2 (Medium)
Student Data Log
0 Trials| # | m (g) | M (g) | Notch | h₀ (cm) | hᵢ (cm) | Δh (cm) | θ (°) |
|---|---|---|---|---|---|---|---|
| No trials logged yet. Launch apparatus and click "+ Log Trial". | |||||||
Calculation Reference ▼
1. Pendulum Elevation Rise:
Δh = hi - h0 = L (1 - cos θ)
2. Combined Post-Collision Velocity (V):
V = √(2 · g · Δh)
3. Initial Muzzle Velocity (vb):
vb = [(m + M) / m] · √(2 · g · Δh)
4. Kinetic Energy Loss (%):
% Loss = [ 1 - m / (m + M) ] × 100%