JEE Mathematics Online Test Trigonometric Equations Set 03

const quizForm = document.getElementById("quiz-form"); mcqs.forEach((mcq, index) => { const questionDiv = document.createElement("div"); questionDiv.classList.add("question"); questionDiv.innerHTML = `

${index + 1}. ${mcq.question}

${mcq.options .map( (option, i) => ` ${option} ` ) .join("")} `; quizForm.appendChild(questionDiv); }); window.calculateResults = function () { const formData = new FormData(quizForm); let score = 0; mcqs.forEach((mcq, index) => { const selectedAnswer = formData.get(`q${index}`); const questionDiv = quizForm.children[index]; const labels = questionDiv.querySelectorAll("label"); labels.forEach((label, i) => { const input = label.querySelector("input"); const feedback = label.querySelector(".feedback"); const optionValue = String.fromCharCode(97 + i); if (optionValue === mcq.answer) { label.classList.add("correct"); feedback.style.display = "inline"; feedback.textContent = "✓"; feedback.classList.add("correct"); } if (selectedAnswer === optionValue && selectedAnswer !== mcq.answer) { label.classList.add("incorrect"); feedback.style.display = "inline"; feedback.textContent = "✗"; feedback.classList.add("incorrect"); } }); if (selectedAnswer === mcq.answer) score++; }); const resultDiv = document.getElementById("results"); resultDiv.textContent = `You scored ${score} out of ${mcqs.length}! 🎉`; }; })();